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Articles 1801 - 1830 of 1898

Full-Text Articles in Medicine and Health Sciences

Evaluation Of Kawasaki Disease Risk-Scoring Systems For Intravenous Immunoglobulin Resistance., Lynn A. Sleeper, L Luann Minich, Brian M. Mccrindle, Jennifer S. Li, Wilbert Mason, Steven D. Colan, Andrew M. Atz, Beth F. Printz, Annette Baker, Victoria L. Vetter, Jane W. Newburger, Pediatric Heart Network Investigators, Girish S. Shirali May 2011

Evaluation Of Kawasaki Disease Risk-Scoring Systems For Intravenous Immunoglobulin Resistance., Lynn A. Sleeper, L Luann Minich, Brian M. Mccrindle, Jennifer S. Li, Wilbert Mason, Steven D. Colan, Andrew M. Atz, Beth F. Printz, Annette Baker, Victoria L. Vetter, Jane W. Newburger, Pediatric Heart Network Investigators, Girish S. Shirali

Manuscripts, Articles, Book Chapters and Other Papers

OBJECTIVES: To assess the performance of 3 risk scores from Japan that were developed to predict, in children with Kawasaki disease, resistance to intravenous immunoglobulin (IVIG) treatment.

STUDY DESIGN: We used data from a randomized trial of pulsed steroids for primary treatment of Kawasaki disease to assess operating characteristics of the 3 risk scores, and we examined whether steroid therapy lowers the risk of coronary artery abnormalities in patients prospectively classified as IVIG resistant.

RESULTS: For comparability with published cohorts, we analyzed the data of 99 patients who were not treated with steroids (16% IVIG-retreated) and identified male sex, lower …


Phase I Study Of 'Dose-Dense' Pemetrexed Plus Carboplatin/Radiotherapy For Locally Advanced Non-Small Cell Lung Carcinoma., Xinglei Shen, Albert Denittis, Maria Werner-Wasik, Rita Axelrod, Paul Gilman, Thomas Meyer, Joseph Treat, Walter J Curran, Mitchell Machtay Feb 2011

Phase I Study Of 'Dose-Dense' Pemetrexed Plus Carboplatin/Radiotherapy For Locally Advanced Non-Small Cell Lung Carcinoma., Xinglei Shen, Albert Denittis, Maria Werner-Wasik, Rita Axelrod, Paul Gilman, Thomas Meyer, Joseph Treat, Walter J Curran, Mitchell Machtay

Department of Radiation Oncology Faculty Papers

BACKGROUND: This phase I study investigates the feasibility of carboplatin plus dose-dense (q2-week) pemetrexed given concurrently with radiotherapy (XRT) for locally advanced and oligometastatic non-small cell lung cancer (NSCLC).

METHODS: Eligible patients had Stage III or IV (oligometastatic) NSCLC. Patients received XRT to 63 Gy in standard fractionation. Patients received concurrent carboplatin (AUC = 6) during weeks 1 and 5 of XRT, and pemetrexed during weeks 1, 3, 5, and 7 of XRT. The starting dose level (level 1) of pemetrexed was 300 mg/m2. Following the finding of dose limiting toxicity (DLT) in dose level 1, an amended dose level …


Compromised Osseous Healing Of Dental Extraction Sites In Zoledronic Acid-Treated Dogs., M. R. Allen, D. J. Kubek, D. B. Burr, S. L. Ruggiero, T. M. G. Chu Jan 2011

Compromised Osseous Healing Of Dental Extraction Sites In Zoledronic Acid-Treated Dogs., M. R. Allen, D. J. Kubek, D. B. Burr, S. L. Ruggiero, T. M. G. Chu

Journal Articles

UNLABELLED: The goal of this study was to document how treatment with high doses of zoledronic acid affects dental extraction healing. Our results, showing significantly compromised osseous healing within the socket as well as presence of exposed bone and development of a sequestrum in one animal, provide a building block toward understanding osteonecrosis of the jaw.

PURPOSE: The goal of this study was to document how treatment with a bisphosphonate affects the bone tissue following dental extraction.

METHODS: Skeletally mature female beagle dogs were either untreated controls (CON) or treated with intravenous zoledronic acid (ZOL). Following the extraction of the …


Safety And Efficacy Of Abt-089 In Pediatric Attention-Deficit/Hyperactivity Disorder: Results From Two Randomized Placebo-Controlled Clinical Trials., Timothy E. Wilens, Laura M. Gault, Ann Childress, Christopher J. Kratochvil, Lindsey Bensman, Coleen M. Hall, Evelyn Olson, Weining Z. Robieson, Tushar S. Garimella, Walid M. Abi-Saab, George Apostol, Mario D. Saltarelli Jan 2011

Safety And Efficacy Of Abt-089 In Pediatric Attention-Deficit/Hyperactivity Disorder: Results From Two Randomized Placebo-Controlled Clinical Trials., Timothy E. Wilens, Laura M. Gault, Ann Childress, Christopher J. Kratochvil, Lindsey Bensman, Coleen M. Hall, Evelyn Olson, Weining Z. Robieson, Tushar S. Garimella, Walid M. Abi-Saab, George Apostol, Mario D. Saltarelli

Journal Articles: Psychiatry

OBJECTIVE: To assess the safety and efficacy of ABT-089, a novel α(4)β(2) neuronal nicotinic receptor partial agonist, vs. placebo in children with attention-deficit/hyperactivity disorder (ADHD).

METHOD: Two multicenter, randomized, double-blind, placebo-controlled, parallel-group studies of children 6 through 12 years of age were conducted. Study 1 (n = 274) assessed six treatment groups over 8 weeks: 4 once-daily (QD) ABT-089 doses (0.085-0.700 mg/kg), QD atomoxetine, and placebo. Study 2 (n = 119) assessed three treatment groups over 6 weeks: 2 QD ABT-089 doses (0.7 mg/kg, 1.4 mg/kg) and placebo. The primary efficacy variable was the investigator-administered Attention-Deficit/Hyperactivity Disorder Rating Scale-IV: Home …


Efficacy And Safety Of Once-Daily Aclidinium In Chronic Obstructive Pulmonary Disease, Paul W. Jones, Stephen I. Rennard, Alvar Agusti, Pascal Chanez, Helgo Magnussen, Leonardo Fabbri, James F. Donohue, Eric D. Bateman, Nicholas J. Gross, Rosa Lamarca, Cynthia Caracta, Esther Garcia Gil Jan 2011

Efficacy And Safety Of Once-Daily Aclidinium In Chronic Obstructive Pulmonary Disease, Paul W. Jones, Stephen I. Rennard, Alvar Agusti, Pascal Chanez, Helgo Magnussen, Leonardo Fabbri, James F. Donohue, Eric D. Bateman, Nicholas J. Gross, Rosa Lamarca, Cynthia Caracta, Esther Garcia Gil

Journal Articles: Pulmonary & Critical Care Med

BACKGROUND: The long-term efficacy and safety of aclidinium bromide, a novel, long-acting muscarinic antagonist, were investigated in patients with moderate to severe chronic obstructive pulmonary disease (COPD).

METHODS: In two double-blind, 52-week studies, ACCLAIM/COPD I (n=843) and II (n=804), patients were randomised to inhaled aclidinium 200 μg or placebo once-daily. Patients were required to have a post-bronchodilator forced expiratory volume in 1 second (FEV1)/forced vital capacity ratio of ≤70% and FEV1< 80% of the predicted value. The primary endpoint was trough FEV1 at 12 and 28 weeks. Secondary endpoints were health status measured by St George's Respiratory Questionnaire (SGRQ) and time to first moderate or severe COPD exacerbation.

RESULTS: At 12 and 28 weeks, aclidinium improved trough FEV1 versus placebo in ACCLAIM/COPD I (by 61 and 67 mL; both p< 0.001) and ACCLAIM/COPD II (by 63 and 59 mL; both p< 0.001). More patients had a SGRQ improvement≥4 units at 52 weeks with aclidinium versus placebo in ACCLAIM/COPD I (48.1% versus 39.5%; p=0.025) and ACCLAIM/COPD II (39.0% versus 32.8%; p=0.074). The time to first exacerbation was significantly delayed by aclidinium in ACCLAIM/COPD II (hazard ratio [HR] 0.7; 95% confidence interval [CI] 0.55 to 0.92; p=0.01), but not ACCLAIM/COPD I (HR 1.0; 95% CI 0.72 to 1.33; p=0.9). Adverse events were minor in both studies.

CONCLUSION: Aclidinium is effective and well tolerated …


Reduction Of Exacerbations By The Pde4 Inhibitor Roflumilast--The Importance Of Defining Different Subsets Of Patients With Copd, Stephen I. Rennard, Peter M.A. Calverley, Udo M. Goehring, Dirk Bredenbröker, Fernando J. Martinez Jan 2011

Reduction Of Exacerbations By The Pde4 Inhibitor Roflumilast--The Importance Of Defining Different Subsets Of Patients With Copd, Stephen I. Rennard, Peter M.A. Calverley, Udo M. Goehring, Dirk Bredenbröker, Fernando J. Martinez

Journal Articles: Pulmonary & Critical Care Med

BACKGROUND: As chronic obstructive pulmonary disease (COPD) is a heterogeneous disease it is unlikely that all patients will benefit equally from a given therapy. Roflumilast, an oral, once-daily phosphodiesterase 4 inhibitor, has been shown to improve lung function in moderate and severe COPD but its effect on exacerbations in unselected populations was inconclusive. This led to the question of whether a responsive subset existed that could be investigated further.

METHODS: The datasets of two previous replicate, randomized, double-blind, placebo-controlled, parallel-group studies (oral roflumilast 500 μg or placebo once daily for 52 weeks) that were inconclusive regarding exacerbations were combined in …


Left Atrial Ablation For Atrial Fibrillation: Creating The “Box Lesion” With A Bipolar Radiofrequency Device, Leonid Sternik, Hartzel V Schaff, David Luria, Michael Glikson, Alexander Kogan, Ateret Malachy, Maya First, Ehud Raanani Jan 2011

Left Atrial Ablation For Atrial Fibrillation: Creating The “Box Lesion” With A Bipolar Radiofrequency Device, Leonid Sternik, Hartzel V Schaff, David Luria, Michael Glikson, Alexander Kogan, Ateret Malachy, Maya First, Ehud Raanani

The Texas Heart Institute Journal

The maze procedure is the gold standard for the ablation of atrial fibrillation, and the “box lesion” around the pulmonary veins is the most important part of this procedure. We have created this lesion with a bipolar radiofrequency ablator, abandoning the usual use of this device (to achieve bilateral epicardial isolation of the pulmonary veins).

From March 2004 through the end of May 2010, we performed surgical ablation of atrial fibrillation in 240 patients. Of this number, 205 underwent operation by a hybrid maze technique and the remaining 35 (our study cohort) underwent the creation of a box lesion around …


The Evaluation And Management Of Electrical Storm, Michael Eifling, Mehdi Razavi, Ali Massumi Jan 2011

The Evaluation And Management Of Electrical Storm, Michael Eifling, Mehdi Razavi, Ali Massumi

The Texas Heart Institute Journal

Electrical storm is an increasingly common and life-threatening syndrome that is defined by 3 or more sustained episodes of ventricular tachycardia, ventricular fibrillation, or appropriate shocks from an implantable cardioverter-defibrillator within 24 hours. The clinical presentation can be dramatic. Electrical storm can manifest itself during acute myocardial infarction and in patients who have structural heart disease, an implantable cardioverter-defibrillator, or an inherited arrhythmic syndrome. The presence or absence of structural heart disease and the electrocardiographic morphology of the presenting arrhythmia can provide important diagnostic clues into the mechanism of electrical storm. Electrical storm typically has a poor outcome.

The effective …


Rosuvastatin Therapy Does Not Affect Serum Mmp-13 Or Timp-1 Levels In Hypercholesterolemic Patients, Cihan Cevik, Kenneth Nugent, Gary Meyerrose, Mohammad Otahbachi, Cemil Izgi, Mark Lyte, R David Fish Jan 2011

Rosuvastatin Therapy Does Not Affect Serum Mmp-13 Or Timp-1 Levels In Hypercholesterolemic Patients, Cihan Cevik, Kenneth Nugent, Gary Meyerrose, Mohammad Otahbachi, Cemil Izgi, Mark Lyte, R David Fish

The Texas Heart Institute Journal

Matrix metalloproteinases degrade the collagen content of atherosclerotic plaque and reduce plaque stability. In tissue sections of atherosclerotic plaque, the expression of matrix metalloproteinases is increased. 3-Hydroxy-3-methylglutaryl coenzyme A reductase inhibitors (statins) decrease the tissue expression of matrix metalloproteinases-1, -2, -3, and -9 in atheromatous plaque by attenuating the inflammatory process that leads to increased expression. However, it is not known whether statins decrease levels of matrix metalloproteinase-13—an enzyme crucial to the initiation of collagen degradation—as part of their plaque-stabilizing effect.

We prospectively examined the effect of statin therapy on serum levels of matrix metalloproteinase-13, tissue inhibitor of metalloproteinase-1, and …


Cd34-Positive Stem Cells In The Treatment Of Heart And Vascular Disease In Human Beings, Alexander R Mackie, Douglas W Losordo Jan 2011

Cd34-Positive Stem Cells In The Treatment Of Heart And Vascular Disease In Human Beings, Alexander R Mackie, Douglas W Losordo

The Texas Heart Institute Journal

Bone marrow-derived CD34(+) cells are a well-characterized population of stem cells that have traditionally been used clinically to reconstitute the hematopoietic system after radiation or chemotherapy. More recently, CD34(+) cells have also been shown to induce therapeutic angiogenesis in animal models of myocardial, peripheral, and cerebral ischemia. The mechanism by which CD34(+) cells promote therapeutic angiogenesis is not completely understood, although evidence supports both direct incorporation of the cells into the expanding vasculature and paracrine secretion of angiogenic growth factors that support the developing microvasculature. Phase I and phase II clinical trials have explored the usefulness of CD34(+) cells in …


Interposition Grafting Of Large Extracranial Carotid Aneurysm, Marlous Huyzer, Michel M P J Reijnen, Johannes E M Sybrandy, Jacob Buth, Clark J Zeebregts Jan 2011

Interposition Grafting Of Large Extracranial Carotid Aneurysm, Marlous Huyzer, Michel M P J Reijnen, Johannes E M Sybrandy, Jacob Buth, Clark J Zeebregts

The Texas Heart Institute Journal

Extracranial carotid aneurysms are a rare entity and carry an inherent risk of thromboembolic complications. Treatment options consist of endovascular and conventional surgical techniques. We describe the cases of 3 patients who were treated with an interposition graft for a large extracranial carotid aneurysm.

The patients had presented with an extracranial carotid aneurysm with a diameter of 30 to 43 mm. In all cases, the aneurysm was excluded by means of an interposition graft, without major perioperative complications. There was 1 case of temporary paresis of the facial nerve and another of temporary paresis of the vocal cord. After a …


Minimal Vs Extensive Esophageal Mobilization During Laparoscopic Fundoplication: A Prospective Randomized Trial., Shawn D. St Peter, Douglas C. Barnhart, Daniel J. Ostlie, Kuojen Tsao, Charles M. Leys, Susan W. Sharp, Donna Bartle, Tracey Morgan, Carroll M. Harmon, Keith E. Georgeson, G W. Holcomb Iii Jan 2011

Minimal Vs Extensive Esophageal Mobilization During Laparoscopic Fundoplication: A Prospective Randomized Trial., Shawn D. St Peter, Douglas C. Barnhart, Daniel J. Ostlie, Kuojen Tsao, Charles M. Leys, Susan W. Sharp, Donna Bartle, Tracey Morgan, Carroll M. Harmon, Keith E. Georgeson, G W. Holcomb Iii

Manuscripts, Articles, Book Chapters and Other Papers

PURPOSE: Laparoscopic Nissen fundoplication has been traditionally performed with extensive esophageal dissection to create 2 to 3 cm of intraabdominal esophagus. Retrospective data have suggested that minimal esophageal mobilization may reduce the risk of postoperative herniation of the wrap into the lower mediastinum. To compare complete esophageal dissection to leaving the phrenoesophageal attachment intact, we conducted a 2-center, prospective, randomized trial.

METHODS: After obtaining permission/assent, patients were randomized to circumferential division of the phrenoesophageal attachments (MAX) or minimal mobilization with no violation of the phrenoesophageal membrane (MIN). A contrast study was performed at 1 year. The primary outcome variable was …


Management Of Acute Regurgitation In Left-Sided Cardiac Valves, Nahush A Mokadam, Karen K Stout, Edward D Verrier Jan 2011

Management Of Acute Regurgitation In Left-Sided Cardiac Valves, Nahush A Mokadam, Karen K Stout, Edward D Verrier

The Texas Heart Institute Journal

The management of acute, severe cardiac valvular regurgitation requires expeditious multidisciplinary care. Although acute, severe valvular regurgitation can be a true surgical emergency, accurate diagnosis and subsequent treatment decisions require clinical acumen, appropriate imaging, and sound judgment. An accurate and timely diagnosis is essential for successful outcomes and requires appropriate expertise and a sufficiently high degree of suspicion in a variety of settings. Whereas cardiovascular collapse is the most obvious and common presentation of acute cardiac valvular regurgitation, findings may be subtle, and the clinical presentation can often be nonspecific. Consequently, other acute conditions such as sepsis, pneumonia, or nonvalvular …


Takayasu Arteritis With Coronary Aneurysms Causing Acute Myocardial Infarction In A Young Man, Sana Ouali, Slim Kacem, Fatma Ben Fradj, Rim Gribaa, Elyes Naffeti, Fahmi Remedi, Chedia Laaoueni, Essia Boughzela Jan 2011

Takayasu Arteritis With Coronary Aneurysms Causing Acute Myocardial Infarction In A Young Man, Sana Ouali, Slim Kacem, Fatma Ben Fradj, Rim Gribaa, Elyes Naffeti, Fahmi Remedi, Chedia Laaoueni, Essia Boughzela

The Texas Heart Institute Journal

Takayasu arteritis is an inflammatory condition that involves the large cardiac vessels, predominantly the aorta and its main branches. It typically affects young women (age, ≤40 yr), most often Asians and Latin Americans. Herein, we describe a rare manifestation of Takayasu arteritis in a 19-year-old black Tunisian man who presented with acute inferior myocardial infarction and complete atrioventricular block after occlusion from a giant aneurysm in the right coronary artery. The coronary artery disease was associated with aneurysmal dilations in the carotid, vertebral, and right renal arteries. Medical therapy improved Thrombolysis in Myocardial Infarction flow in the area of the …


Heart Disease And Hormones, Stephanie A Coulter Jan 2011

Heart Disease And Hormones, Stephanie A Coulter

The Texas Heart Institute Journal

Results from more than 40 observational studies conducted in women over 3 decades have repeatedly indicated the cardioprotective effects of postmenopausal hormone replacement therapy (HRT). Women taking estrogen in these observational trials experienced a consistent 30% to 50% reduction in cardiovascular (CV) events. The biologic benefit of estrogen has been attributed to improvements in lipid profiles and endothelial function.


Surgical Management Of Double-Chambered Right Ventricle In Adults, Ahmad K Darwazah, Mohammed Eida, Vivian Bader, Mohammed Khalil Jan 2011

Surgical Management Of Double-Chambered Right Ventricle In Adults, Ahmad K Darwazah, Mohammed Eida, Vivian Bader, Mohammed Khalil

The Texas Heart Institute Journal

Double-chambered right ventricle is a congenital anomaly in which the right ventricle is divided into 2 portions by anomalous muscle bundles. These cases often present in children, but rarely in adults.

We discuss 2 cases of double-chambered right ventricle, in patients aged 42 and 35 years. When cases remain asymptomatic until adulthood, they can present with unusual symptoms that lead to incorrect diagnosis. Our cases represent 2 very different manifestations of double-chambered right ventricle, which differ in presentation, in the site of abnormal obstructive muscle bundles, and in the presence of associated lesions. Both of our patients underwent successful surgical …


High-Risk Diabetic Patients With Unprotected Left Main Coronary Artery Disease: Characteristics And Medium-Term Outcomes Of Percutaneous Revascularization With Drug-Eluting Stents, Jose F Díaz Fernández, Carlos Sánchez González, Manuel Jiménez Navarro, Juan C Fernández Guerrero, Antonio Gómez Menchero, Juan H Alonso Briales, Rosa María Cardenal Piris, Juan Herrador, Manuel Guzmán Herrera, Jose M Hernández García Jan 2011

High-Risk Diabetic Patients With Unprotected Left Main Coronary Artery Disease: Characteristics And Medium-Term Outcomes Of Percutaneous Revascularization With Drug-Eluting Stents, Jose F Díaz Fernández, Carlos Sánchez González, Manuel Jiménez Navarro, Juan C Fernández Guerrero, Antonio Gómez Menchero, Juan H Alonso Briales, Rosa María Cardenal Piris, Juan Herrador, Manuel Guzmán Herrera, Jose M Hernández García

The Texas Heart Institute Journal

Percutaneous coronary intervention with drug-eluting stents is an alternative for patients with high-risk unprotected left main coronary artery disease; those with diabetes mellitus are at even higher risk. Recent advances in percutaneous coronary intervention could lead to better results. The aim of this study was to evaluate medium-term results in a real-world sample of high-risk diabetic patients undergoing percutaneous coronary intervention with drug-eluting stents for unprotected left main coronary artery disease.

From 3 tertiary hospitals, we retrospectively identified 334 high-risk patients, of whom 141 (42%) were diabetic and 193 (58%) were nondiabetic. The diabetes mellitus group showed a higher prevalence …


Troubleshooting Implantable Cardioverter-Defibrillators: An Overview For Physicians Who Are Not Electrophysiologists, Mohammad Saeed Jan 2011

Troubleshooting Implantable Cardioverter-Defibrillators: An Overview For Physicians Who Are Not Electrophysiologists, Mohammad Saeed

The Texas Heart Institute Journal

No abstract provided.


Sirolimus-Eluting Stents Versus Bare-Metal Stents In Routine Clinical Use, Muhammad Munir, Jonathan Aliota, Amany Ahmed, Anwarullah Mohammed, Vei Vei Lee, Macarthur A Elayda, James M Wilson Jan 2011

Sirolimus-Eluting Stents Versus Bare-Metal Stents In Routine Clinical Use, Muhammad Munir, Jonathan Aliota, Amany Ahmed, Anwarullah Mohammed, Vei Vei Lee, Macarthur A Elayda, James M Wilson

The Texas Heart Institute Journal

Conflicting patient outcomes have been reported after the use of sirolimus-eluting stents or bare-metal stents. In this nonrandomized study, we examine the outcomes after placement of sirolimus-eluting versus bare-metal stents in an unselected population of patients who underwent percutaneous coronary revascularization.

We used THIRD-base, a longitudinal data registry of patients who underwent revascularization at our institution, to compare demographics and outcomes in patients treated with a sirolimus-eluting or bare-metal stent from January 2001 through June 2006. Outcome measures included major acute coronary and cerebral events at 30 days, target-vessel failure at 9 months and at 3 years, and stent thrombosis. …


Robotic Cardiac Surgery By 2031, W Randolph Chitwood Jan 2011

Robotic Cardiac Surgery By 2031, W Randolph Chitwood

The Texas Heart Institute Journal

No abstract provided.


Endovascular Repair Of Aortoesophageal And Aortobronchial Fistulae, Roberto Chiesa, Andrea Kahlberg, Yamume Tshomba, Enrico M Marone, Massimiliano M Marrocco-Trischitta, Germano Melissano Jan 2011

Endovascular Repair Of Aortoesophageal And Aortobronchial Fistulae, Roberto Chiesa, Andrea Kahlberg, Yamume Tshomba, Enrico M Marone, Massimiliano M Marrocco-Trischitta, Germano Melissano

The Texas Heart Institute Journal

Aortoesophageal fistulae (AEF) and aortobronchial fistulae (ABF) are uncommon, but are in general fatal if left untreated. Conventional treatment requires surgical replacement of the thoracic aorta, along with several adjunctive procedures to repair the esophageal or tracheobronchial lesion.The mortality rates associated with open surgery reach 61% in cases of primary fistula and 78% in secondary fistula.

Thoracic endovascular aortic repair (TEVAR) has been proposed as an alternative strategy to surgical management.Although less invasive, this technique has important limitations in treating AEF and ABF, the chief of which is the high risk of graft contamination. Moreover, we still lack sufficient data …


Prenatal Diagnosis And Risk Factors For Preoperative Death In Neonates With Single Right Ventricle And Systemic Outflow Obstruction: Screening Data From The Pediatric Heart Network Single Ventricle Reconstruction Trial(∗)., Andrew M. Atz, Thomas G. Travison, Ismee A. Williams, Gail D. Pearson, Peter C. Laussen, William T. Mahle, Amanda L. Cook, Joel A. Kirsh, Mark Sklansky, Svetlana Khaikin, Caren Goldberg, Michele Frommelt, Catherine Krawczeski, Michael D. Puchalski, Jeffrey P. Jacobs, Jeanne M. Baffa, Jack Rychik, Richard G. Ohye, Pediatric Heart Network Investigators, Girish S. Shirali Dec 2010

Prenatal Diagnosis And Risk Factors For Preoperative Death In Neonates With Single Right Ventricle And Systemic Outflow Obstruction: Screening Data From The Pediatric Heart Network Single Ventricle Reconstruction Trial(∗)., Andrew M. Atz, Thomas G. Travison, Ismee A. Williams, Gail D. Pearson, Peter C. Laussen, William T. Mahle, Amanda L. Cook, Joel A. Kirsh, Mark Sklansky, Svetlana Khaikin, Caren Goldberg, Michele Frommelt, Catherine Krawczeski, Michael D. Puchalski, Jeffrey P. Jacobs, Jeanne M. Baffa, Jack Rychik, Richard G. Ohye, Pediatric Heart Network Investigators, Girish S. Shirali

Manuscripts, Articles, Book Chapters and Other Papers

OBJECTIVES: The purpose of this analysis was to assess preoperative risk factors before the first-stage Norwood procedure in infants with hypoplastic left heart syndrome and related single-ventricle lesions and to evaluate practice patterns in prenatal diagnosis, as well as the role of prenatal diagnosis in outcome.

METHODS: Data from all live births with morphologic single right ventricle and systemic outflow obstruction screened for the Pediatric Heart Network's Single Ventricle Reconstruction Trial were used to investigate prenatal diagnosis and preoperative risk factors. Demographics, gestational age, prenatal diagnosis status, presence of major extracardiac congenital abnormalities, and preoperative mortality rates were recorded.

RESULTS: …


Relation Of Size Of Secondary Ventricles To Exercise Performance In Children After Fontan Operation., Ashwin Prakash, Thomas G. Travison, Mark A. Fogel, Lynne M. Hurwitz, Andrew J. Powell, Beth F. Printz, Michael D. Puchalski, Girish S. Shirali, Shi-Joon Yoo, Tal Geva, Pediatric Heart Network Investigators Dec 2010

Relation Of Size Of Secondary Ventricles To Exercise Performance In Children After Fontan Operation., Ashwin Prakash, Thomas G. Travison, Mark A. Fogel, Lynne M. Hurwitz, Andrew J. Powell, Beth F. Printz, Michael D. Puchalski, Girish S. Shirali, Shi-Joon Yoo, Tal Geva, Pediatric Heart Network Investigators

Manuscripts, Articles, Book Chapters and Other Papers

The effects of the nondominant or secondary ventricle on the Fontan circulation are not known. The present study used cardiac magnetic resonance imaging to investigate the relations between secondary ventricular size and global cardiac performance. The Fontan cross-sectional study collected data from 7 centers participating in the Pediatric Heart Network. Subjects with complete cardiac magnetic resonance imaging data and an identifiable secondary ventricle were included in the analysis. Relationships between body surface area-adjusted parameters of the secondary ventricle (mass, end-diastolic volume, mass/volume ratio, and stroke volume) and the following measures were assessed. These measures included the percentage of predicted peak …


Incidence Of, Predictors For, And Mortality Associated With Malignant Ventricular Arrhythmias In Non-St Elevation Myocardial Infarction Patients., Shuchita Gupta, Md, Gregg S. Pressman, Vincent M. Figueredo, M.D. Dec 2010

Incidence Of, Predictors For, And Mortality Associated With Malignant Ventricular Arrhythmias In Non-St Elevation Myocardial Infarction Patients., Shuchita Gupta, Md, Gregg S. Pressman, Vincent M. Figueredo, M.D.

Division of Cardiology Faculty Papers

BACKGROUND: The incidence of non-ST elevation myocardial infarction (NSTEMI) is increasing. Although life-threatening ventricular arrhythmias have been well-documented in patients with ST elevation MI (STEMI), their incidence and importance in NSTEMI have not been examined in similar detail. We examined the incidence, predictors, and mortality rates of ventricular arrhythmias in a cohort of NSTEMI patients undergoing an early invasive strategy.

METHODS: Consecutive patients admitted with NSTEMI who underwent cardiac catheterization within 48 h of admission were identified by chart review. Presence and type of ventricular arrhythmias and 30-day mortality were recorded. Malignant arrhythmias were defined as sustained ventricular tachycardia (VT, …


Should We Be Concerned About Jejunoileal Atresia During Repair Of Duodenal Atresia?, Shawn D. St Peter, Danny C. Little, Katherine A. Barsness, Daniel R. Copeland, Casey M. Calkins, Suzanne Yoder, Steve S. Rothenberg, Saleem Islam, Kuojen Tsao, Daniel J. Ostlie Nov 2010

Should We Be Concerned About Jejunoileal Atresia During Repair Of Duodenal Atresia?, Shawn D. St Peter, Danny C. Little, Katherine A. Barsness, Daniel R. Copeland, Casey M. Calkins, Suzanne Yoder, Steve S. Rothenberg, Saleem Islam, Kuojen Tsao, Daniel J. Ostlie

Manuscripts, Articles, Book Chapters and Other Papers

INTRODUCTION: During repair for duodenal atresia, it has been emphasized that inspection of the small bowel to identify a second atresia is required. The laparoscopic approach for repair of duodenal atresia has been criticized for its limitation to perform this step. Given that duodenal atresia and jejunoileal atresias do not share common embryologic origins, we question the validity of this concern. Therefore, we conducted a multicenter retrospective review of duodenal atresia patients to quantify the incidence of jejunoileal atresia in this population.

METHODS: After institutional review board approval (IRB #07-12-187X), a retrospective review was conducted on all patients who have …


Efficacy Of Morning-Only Compared With Split-Dose Polyethylene Glycol Electrolyte Solution For Afternoon Colonoscopy: A Randomized Controlled Single-Blind Study., Rebecca Matro, Md, Anastasia Shnitser, Md, Maya Spodik, Md, Constantine Daskalakis, Sc.D, Leo Katz, Md, Alexandra Murtha, Ba, David Kastenberg, Md Sep 2010

Efficacy Of Morning-Only Compared With Split-Dose Polyethylene Glycol Electrolyte Solution For Afternoon Colonoscopy: A Randomized Controlled Single-Blind Study., Rebecca Matro, Md, Anastasia Shnitser, Md, Maya Spodik, Md, Constantine Daskalakis, Sc.D, Leo Katz, Md, Alexandra Murtha, Ba, David Kastenberg, Md

Division of Internal Medicine Faculty Papers & Presentations

OBJECTIVES: Administering a purgative close to the time of colonoscopy is optimal for cleansing. The aim of this study was to compare the efficacy and tolerability of morning-only (AM-only) polyethylene glycol electrolyte solution (PEG-ELS) to split-dose (PM/AM) PEG-ELS for afternoon colonoscopy.

METHODS: This was a single-center, prospective, randomized, investigator-blinded, non-inferiority study comparing AM-only to PM/AM PEG-ELS for afternoon outpatient colonoscopy. The primary end point was whole colon prep adequacy. Tolerance and polyp detection were secondary outcomes.

RESULTS: Overall, 125 patients were randomized and 9 withdrew without taking any prep. Of 116 analyzed, 62 received AM-only prep and 54 received PM/AM …


One Year Survival With Poorly Differentiated Metastatic Pancreatic Carcinoma Following Chemoembolization With Gemcitabine And Cisplatin., Daniel B Brown, Carin F Gonsalves, Charles J Yeo, Agnes K Witkiewicz, Brian I Carr Sep 2010

One Year Survival With Poorly Differentiated Metastatic Pancreatic Carcinoma Following Chemoembolization With Gemcitabine And Cisplatin., Daniel B Brown, Carin F Gonsalves, Charles J Yeo, Agnes K Witkiewicz, Brian I Carr

Department of Radiology Faculty Papers

While hepatic arterial chemoembolization is efficacious for a number of malignancies, there is scant data regarding treatment of pancreatic adenocarcinoma. We report a complete radiographic response at one year from diagnosis of metastatic pancreatic carcinoma. Gemcitabine/cisplatin based chemoembolization may be of potential benefit for patients with liver-dominant metastases from pancreatic carcinoma. Given the typical survival of 6 months or less in this patient group with standard therapies, further research is warranted.


Growth, Immune And Viral Responses In Hiv Infected African Children Receiving Highly Active Antiretroviral Therapy: A Prospective Cohort Study., Philippa M. Musoke, Peter Mudiope, Linda N. Barlow-Mosha, Patrick Ajuna, Danstan Bagenda, Michael M. Mubiru, Thorkild Tylleskar, Mary G. Fowler Aug 2010

Growth, Immune And Viral Responses In Hiv Infected African Children Receiving Highly Active Antiretroviral Therapy: A Prospective Cohort Study., Philippa M. Musoke, Peter Mudiope, Linda N. Barlow-Mosha, Patrick Ajuna, Danstan Bagenda, Michael M. Mubiru, Thorkild Tylleskar, Mary G. Fowler

Journal Articles: Epidemiology

BACKGROUND: Scale up of paediatric antiretroviral therapy in resource limited settings continues despite limited access to routine laboratory monitoring. We documented the weight and height responses in HIV infected Ugandan children on highly active antiretroviral therapy and determined clinical factors associated with successful treatment outcomes.

METHODS: A prospective cohort of HIV infected children were initiated on HAART and followed for 48 weeks. Body mass index for age z scores(BAZ), weight and height-for-age z scores (WAZ & HAZ) were calculated: CD4 cell % and HIV-1 RNA were measured at baseline and every 12 weeks. Treatment outcomes were classified according to; both …


Tubercular Pancreatic Abscess Presenting As Fever And Cystic Pancreatic Lesion With Endoscopic Management., Jonathan M. Fenkel, Maya Spodik, Bheema S. Singu, Anthony Infantolino, Sandeep P. Deshmukh, David E. Loren Jul 2010

Tubercular Pancreatic Abscess Presenting As Fever And Cystic Pancreatic Lesion With Endoscopic Management., Jonathan M. Fenkel, Maya Spodik, Bheema S. Singu, Anthony Infantolino, Sandeep P. Deshmukh, David E. Loren

Division of Gastroenterology and Hepatology Faculty Papers

Isolated pancreatic tuberculosis is a rare presentation of tubercular infection. There are few reported cases of pancreatic tuberculosis diagnosed by endoscopic ultrasound with fine-needle aspiration (EUS FNA), though EUS is often used in the evaluation of pancreatic cystic lesions. We present a case of a tubercular pancreatic abscess presenting as a cystic lesion in a patient with undiagnosed immunodeficiency. The abscess was aspirated by EUS FNA and treated with endoscopic drainage and anti-mycobacterial medications.


Postoperative Complications Of Powered Intracapsular Tonsillectomy And Monopolar Electrocautery Tonsillectomy In Teens Versus Adults., Douglas R Johnston, Michael Gaslin, Maurits Boon, Edmund Pribitkin, David Rosen Jul 2010

Postoperative Complications Of Powered Intracapsular Tonsillectomy And Monopolar Electrocautery Tonsillectomy In Teens Versus Adults., Douglas R Johnston, Michael Gaslin, Maurits Boon, Edmund Pribitkin, David Rosen

Department of Otolaryngology - Head and Neck Surgery Faculty Papers

OBJECTIVES: This study was performed to determine whether teens have different rates of posttonsillectomy hemorrhage, admission for dehydration, or recurrent tonsillitis compared to adults. Specifically, these parameters were compared within two groups: patients who underwent powered intracapsular tonsillectomy (PIT) and those who underwent monopolar electrocautery tonsillectomy (MET).

METHODS: In a retrospective review of 579 patients at least 12 years of age from January 2000 to July 2006 in a tertiary referral center, outcome measures of reoperation for hemorrhage, readmission or emergency room visit for dehydration, and postoperative tonsillitis were compared for 200 patients 12 to 19 years of age and …