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Subfascial-Cutaneous Propeller Flap For Reconstruction Of Chronic Distal Lower-Limb Wounds With Exposed Bone: Two-Case Reports, Musa Machibya, Mike Kimambo, Irfan Rajput, Raymond Oyugi, Edwin Mrema Jan 2026

Subfascial-Cutaneous Propeller Flap For Reconstruction Of Chronic Distal Lower-Limb Wounds With Exposed Bone: Two-Case Reports, Musa Machibya, Mike Kimambo, Irfan Rajput, Raymond Oyugi, Edwin Mrema

General Surgery, East Africa

Introduction and importance: Propeller perforator flaps provide a reliable reconstructive option for distal lower-limb soft-tissue defects, particularly in resource-limited settings where microsurgical free-flap reconstruction may not be readily available. These cases highlight the practical application of propeller perforator flaps in a low-resource setting, demonstrate key surgical decision-making processes, illustrate the management of flap-related complications, and report favorable functional outcomes following reconstruction of complex distal lower-limb wounds.

Case presentation: We present two patients with distal lower-limb wounds and exposed bone: a 33-year-old man with a post-traumatic medial malleolar defect reconstructed using a posterior tibial artery perforator propeller flap, and …


Triglyceride Glucose Index As A Predictor Of Insulin Resistance In Patients With Hypothyroidism, Nadeen El-Nakeeb, Mohammed A. Helaly, Ahmad S. Hasan, Rania Bahriz Jan 2026

Triglyceride Glucose Index As A Predictor Of Insulin Resistance In Patients With Hypothyroidism, Nadeen El-Nakeeb, Mohammed A. Helaly, Ahmad S. Hasan, Rania Bahriz

Mansoura Medical Journal

Background: Thyroid hormones play a key role in glucose metabolism, and hypothyroidism is frequently associated with impaired insulin secretion, altered glucose disposal, and insulin resistance (IR).

Aim: This study aimed to assess insulin resistance in patients with hypothyroidism using the triglyceride–glucose (TyG) index in comparison with the homeostasis model assessment of insulin resistance (HOMA-IR).

Methods: This case-control study was conducted on 100 participants (50 hypothyroid patients and 50 euthyroid controls), aged 18–60 years. All subjects underwent detailed clinical evaluation, anthropometric measurements, and fasting laboratory investigations including glucose, lipid profile, insulin, TSH, and free T4. Insulin resistance was assessed using TyG …


Epidemiology Of Closed Ruptured Tendoachilles, Hesham Mousad Alsakaan, Wael Mansour Wafa, Mohieb Sayed Ahmed, Ahmed El Sayed Magdy Elhawary Jan 2026

Epidemiology Of Closed Ruptured Tendoachilles, Hesham Mousad Alsakaan, Wael Mansour Wafa, Mohieb Sayed Ahmed, Ahmed El Sayed Magdy Elhawary

Mansoura Medical Journal

Background: To restore tendon function and avoid long-term impairment, early diagnosis and adequate treatment are crucial. The purpose of this study was to ascertain the incidence pattern of ATR and to pinpoint possible variables related to presentation and management approach.

Aim  identifying potential risk factors either patient or environmental related and to assess the incidence rate of ATR

Patients and Methods: This retrospective cross-sectional study was performed on 87 achilles tendon rupture patients. All the patients were subjected to full medical history taking. Clinical examination was performed including thompson test and Matles test and radiological investigations.

Results: The median age …


A Chicken Model For Non-Invasive Diagnosis Of Infant Developmental Dysplasia Of The Hip (Ddh) Using Acoustic Transmission Measurements, Aliza Shah Jan 2026

A Chicken Model For Non-Invasive Diagnosis Of Infant Developmental Dysplasia Of The Hip (Ddh) Using Acoustic Transmission Measurements, Aliza Shah

Honors Undergraduate Theses

Developmental dysplasia of the hip (DDH) is a condition characterized by abnormal development and stability of the hip joint. In a healthy infant, the femoral head (ball) fits securely within the acetabulum (socket of the pelvis), allowing for proper joint function. In DDH, the relationship is disrupted, ranging from mild acetabular dysplasia to partial (subluxation) or complete dislocation of the femoral head. This condition represents a range of structural abnormalities that develop during early growth. The integrity of the hip joint is essential for physical mobility, and disruption of this structure can lead to significant functional impairment. DDH may result …


Investigating The Role Of Traditional Chinese Herbal Medicine For Cancer Symptom Management In Older Adults: A Rapid Review, Isabelle C. Karshner Jan 2026

Investigating The Role Of Traditional Chinese Herbal Medicine For Cancer Symptom Management In Older Adults: A Rapid Review, Isabelle C. Karshner

Honors Undergraduate Theses

Background: Patients with cancer often experience symptoms related to disease, complications, and treatment. One potential method of alleviating these symptoms is traditional Chinese herbal medications (TCHM). This rapid review explores the role of traditional Chinese herbal medications in treating cancer-related symptoms in older adults.

Purpose: The purpose of this rapid review is to gain and provide a better understanding of the effects of TCHM on cancer-symptom management in the older adult population. This review explores the association between TCHM and effects on cancer symptoms in older adults, including interactions, toxicity, and signs/symptoms of TCHM use that may be useful information …


Synthesis And Characterization Of Succinate Dehydrogenase Inhibitors H2/Z14 And C6/Z96 In Order To Combat Small Cell Lung Cancer, Lauren M. Graves Jan 2026

Synthesis And Characterization Of Succinate Dehydrogenase Inhibitors H2/Z14 And C6/Z96 In Order To Combat Small Cell Lung Cancer, Lauren M. Graves

Honors Undergraduate Theses

The use of ubiquinone inhibitors to combat cancer is a recent development in medicinal science and procedures to efficiently synthesize these drugs remain limited. C6/Z96 and H2/Z14, two succinate dehydrogenase inhibitors, have been previously tested in vitro against NSCLC with positive results. Their similarity to ubiquinone is what makes them a strong candidate for a succinate dehydrogenase inhibitor at the ubiquinone binding site. The heterocyclic scaffolds and substituents are proposed to bind strongly through a combination of electronics, hydrogen-bonding, and fit, allowing them to bind well and prove to be more favorable than ubiquinone when competing for the Q-site. By …


Dupilumab For Patients With Allergic Fungal Rhinosinusitis, Amber U. Luong, Joshua M. Levy, Sarah K. Wise, Joseph K. Han, Mamoru Yoshikawa, Luo Zhang, Rodney Schlosser, Prerna Ranganathan, Paula Dakin, Jennifer Maloney, George D. Yancopoulos, Andrew P. Fontenot, Neelam A. Phadke, Lacey R. Robinson Jan 2026

Dupilumab For Patients With Allergic Fungal Rhinosinusitis, Amber U. Luong, Joshua M. Levy, Sarah K. Wise, Joseph K. Han, Mamoru Yoshikawa, Luo Zhang, Rodney Schlosser, Prerna Ranganathan, Paula Dakin, Jennifer Maloney, George D. Yancopoulos, Andrew P. Fontenot, Neelam A. Phadke, Lacey R. Robinson

Department of Otolaryngology (ENT) Faculty Publications

Background

Allergic fungal rhinosinusitis (AFRS) is a severe subtype of chronic rhinosinusitis characterized by fungal hypersensitivity and accentuated type 2 inflammation. Dupilumab-a fully human monoclonal antibody blocking interleukin-4/13, approved for type 2 inflammatory diseases, including chronic rhinosinusitis with nasal polyps-may benefit patients with AFRS.

Objective

We sought to understand the effect of dupilumab in AFRS

Methods

In this phase 3 trial, patients with AFRS aged ≥6 years were randomized to dupilumab or matched placebo for 52 weeks. The primary end point was Lund-Mackay computed tomography (LMK-CT) score, quantifying sinus opacification, at 52 weeks. Secondary end points were multiplicity-controlled and hierarchically …


Dengue Fever With Normal Platelet Count In A Patient With Β-Thalassemia Trait: A Case Report., Pankaj Kumar Jain, Manoj Seval, Vikas Meena, Rajesh Kumar Yadav Jan 2026

Dengue Fever With Normal Platelet Count In A Patient With Β-Thalassemia Trait: A Case Report., Pankaj Kumar Jain, Manoj Seval, Vikas Meena, Rajesh Kumar Yadav

Digital Journal of Clinical Medicine

Dengue fever is an arboviral infection caused by different serotypes of the dengue virus. Generally, it presents with a wide variety of symptoms ranging from undifferentiated fever to dengue shock syndrome associated with thrombocytopenia and hemoconcentration. But in patients with thalassemia, it presents with anemia due to hemolysis, rather than hemoconcentration. Here we present a case of an 18-year-old female diagnosed with Dengue fever with thalassemia trait, who presented with a normal platelet count and moderate microcytic anemia.


Limitations Of Plasma Exchange In Yellow Phosphorus-Induced Acute Liver Failure: A Case Report, Vihitha Vunnam, Swathi B.S Jan 2026

Limitations Of Plasma Exchange In Yellow Phosphorus-Induced Acute Liver Failure: A Case Report, Vihitha Vunnam, Swathi B.S

Digital Journal of Clinical Medicine

Yellow phosphorus is a highly toxic compound commonly used in rodenticides and is associated with significant morbidity and mortality following ingestion. Toxicity typically evolves through an initial gastrointestinal phase, a deceptive latent period, and a final phase characterized by fulminant hepatic failure and multiorgan dysfunction. We report the case of an 18-year-old male who intentionally ingested two tubes of Ratol containing 3% yellow phosphorus. After initial vomiting and transient clinical stability, he developed rapidly progressive acute liver failure with severe coagulopathy, conjugated hyperbilirubinemia, hepatic encephalopathy, acute pancreatitis, pancytopenia, acute kidney injury, metabolic derangements, and recurrent hypoglycemia. Serial laboratory trends demonstrated …


When Fever And Thrombocytopenia Are Not Infectious: A Case Of Vitamin B12 Deficiency Mimicking Tropical Fever, Ram Arvind Viswanathan Dr Jan 2026

When Fever And Thrombocytopenia Are Not Infectious: A Case Of Vitamin B12 Deficiency Mimicking Tropical Fever, Ram Arvind Viswanathan Dr

Digital Journal of Clinical Medicine

Vitamin B12 deficiency is classically associated with megaloblastic anaemia and neurological manifestations; however, atypical presentations continue to pose diagnostic challenges. Fever in association with thrombocytopenia often prompts evaluation for infectious aetiologies such as dengue, malaria, or sepsis, particularly in tropical settings. We report a case of vitamin B12 deficiency presenting with pyrexia and isolated thrombocytopenia, initially suspected to be an infectious illness. Extensive evaluation failed to reveal an infective cause, and subsequent haematological workup demonstrated megaloblastic changes with low serum vitamin B12 levels. Remarkably, the patient showed rapid defervescence and normalisation of platelet counts following parenteral vitamin B12 therapy. This …


The Role Of Physicians In Society: Perspectives From First-Year Mbbs Aspirants, Jesymol Joy, Dr Rashmi S, Amogha Shree, Dr Sunil Kumar D Jan 2026

The Role Of Physicians In Society: Perspectives From First-Year Mbbs Aspirants, Jesymol Joy, Dr Rashmi S, Amogha Shree, Dr Sunil Kumar D

Digital Journal of Clinical Medicine

Background: Physicians occupy a pivotal role in society as healers and communicators, with ethical leadership embedded in professional practice. In India, this role is evolving in response to changes in healthcare systems, increasing commercialization, and shifting societal expectations. Understanding how medical students perceive the physician’s role at the onset of medical education is vital for early professional identity development.

Objectives: To assess the motivations, perceptions, and values of first-year MBBS students regarding the societal roles, qualities, and responsibilities of physicians.

Methods: A cross-sectional study was conducted among 430 first-year MBBS students at a tertiary medical college in Mysuru, Karnataka, using …


Do More Sexually Active Men Have Less Bothersome Lower Urinary Tract Symptoms Of Benign Prostatic Hypertrophy? – A Prospective Cross-Sectional Study, Sharad Kumar Sahai, Puneet Aggarwal, Satya Prakash Tripathi, Pushkar Mendiratta, Madhamshetty Ranjith Jan 2026

Do More Sexually Active Men Have Less Bothersome Lower Urinary Tract Symptoms Of Benign Prostatic Hypertrophy? – A Prospective Cross-Sectional Study, Sharad Kumar Sahai, Puneet Aggarwal, Satya Prakash Tripathi, Pushkar Mendiratta, Madhamshetty Ranjith

Digital Journal of Clinical Medicine

Objectives:

Lower urinary tract symptoms (LUTS) are common in adult males with benign prostatic hyperplasia (BPH) being a common cause, with significant effect on the patient’s quality of life and sexual function. Studies show that sexual dysfunction increases with increasing severity of LUTS. The present study aimed to analyse whether the severity of BPH symptoms assessed using scoring system had any association with ejaculation frequency and erectile function.

Methods:

This was a prospective cross-sectional study done over a period of 18 months. All consecutive patients reporting to the surgical department with BPH and meeting the inclusion criteria were enrolled for …


Stones, Bones, And Hormones: A Multisystem Presentation Of Primary Hyperparathyroidism Due To Parathyroid Adenoma, Gadgesh B, Varsha Tandure, Nandini K, Chandana Srinath Jan 2026

Stones, Bones, And Hormones: A Multisystem Presentation Of Primary Hyperparathyroidism Due To Parathyroid Adenoma, Gadgesh B, Varsha Tandure, Nandini K, Chandana Srinath

Digital Journal of Clinical Medicine

Primary hyperparathyroidism is an endocrine disorder characterized by excessive secretion of parathyroid hormone, most commonly due to a solitary parathyroid adenoma, resulting in hypercalcemia and multisystem involvement [1]. Although many patients are diagnosed incidentally, delayed recognition may lead to severe renal, skeletal, gastrointestinal, and cardiovascular complications.

We report the case of a 44-year-old male who presented with sepsis and acute kidney injury, later found to have hypercalcemia with nephrocalcinosis, chronic calcific pancreatitis, skeletal deformities, and markedly elevated parathyroid hormone levels. Imaging localized a parathyroid adenoma, and the patient underwent successful parathyroidectomy with significant biochemical and clinical improvement.

This case emphasizes …


Clinical Correlates And Predictors Of Suicide Attempt Severity In Elderly Patients: A Cross-Sectional Study From South India, Rajamani Siddamallappa, Kiran Kumar Kadarappa Dr, Megha C N Jan 2026

Clinical Correlates And Predictors Of Suicide Attempt Severity In Elderly Patients: A Cross-Sectional Study From South India, Rajamani Siddamallappa, Kiran Kumar Kadarappa Dr, Megha C N

Digital Journal of Clinical Medicine

Background: Suicide in late life is a major yet under-recognized public health problem in low- and middle-income countries. Elderly suicidal behaviour reflects interactions between psychiatric morbidity, substance use, psychological distress, intent, and method selection. Indian data examining these factors comprehensively remain limited.

Objectives: To assess psychiatric morbidity, hopelessness, suicide intent, planning patterns, methods, and independent predictors of suicide attempt severity among elderly suicide attempters.

Methods: This cross-sectional study included 75 elderly individuals (≥60 years) admitted following a suicide attempt to a tertiary care hospital in South India. Depression severity, hopelessness, and suicide intent were assessed using Beck’s Depression Inventory-21 (BDI-21), …


Family Mental Health – A Case Report, Vikrant Arora, Medha Kosireddy, Mathumitha Ananth, Kishor M. Manohar Rao Jan 2026

Family Mental Health – A Case Report, Vikrant Arora, Medha Kosireddy, Mathumitha Ananth, Kishor M. Manohar Rao

Digital Journal of Clinical Medicine

Psychiatric illness in India is estimated to be 15% as per National Mental Health Survey 2015-16.  Mental health challenges within families, especially depression, anxiety disorders that are not common and when unaddressed exert cascading effects on all members, disrupting emotional cohesion, relational functioning, and socioeconomic stability. There are few case reports on entire family presenting to psychiatry department.

With informed consent a city-based middle-class family of non-consanguineous origin, where the 40-year-old female, presented with intractable limb pains and health anxiety, she had multiple consultation in last few months and her 48-year-old husband also had with episodic pains, irritability and her …


From Controversy To Comeback: The Renewed Role Of Pralidoxime In Op Poisoning, Dr Sanaa Jain, Dr Savitha V, Dr . Shashidhara K C Jan 2026

From Controversy To Comeback: The Renewed Role Of Pralidoxime In Op Poisoning, Dr Sanaa Jain, Dr Savitha V, Dr . Shashidhara K C

Digital Journal of Clinical Medicine

Organophosphorus compounds are commonly used as pesticides in agriculture, but they are responsible for approximately one-third of suicide deaths in Asian countries.The symptoms of organophosphate (OP) poisoning vary over time and are categorized into three phases: Acute Cholinergic Crisis (minutes to 24 hours), Delayed Phase (24 hours to 2 weeks), which may include intermediate syndrome, coma, and extrapyramidal symptoms, and Late Phase (OPIDP). Treatment typically involves Atropine, Pralidoxime, and symptomatic management, including airway support and mechanical ventilation.


Ropinirole-Induced Sleep-Related Behavioral Disturbances And Psychotic Symptoms In Parkinson's Disease: A Case Report, Kareena Arora, Akshatha C. J, Rajesh Raman, Vikrant Arora, Bindu Annigeri, Megha Sadashiv Jan 2026

Ropinirole-Induced Sleep-Related Behavioral Disturbances And Psychotic Symptoms In Parkinson's Disease: A Case Report, Kareena Arora, Akshatha C. J, Rajesh Raman, Vikrant Arora, Bindu Annigeri, Megha Sadashiv

Digital Journal of Clinical Medicine

Parkinson’s disease (PD) is a progressive neurodegenerative disorder characterized primarily by motor symptoms such as bradykinesia, rigidity, and tremor. Though commonly associated with motor symptoms but can also present with significant non-motor symptoms such as sleep disturbances, psychosis, and cognitive decline. These symptoms may arise spontaneously or be medication-induced. We present the case of a 53-year-old male with Parkinson’s disease who developed nocturnal behavioural disturbances and psychotic features, likely secondary to dopaminergic agonist medication. Symptom resolution followed adjustment of antiparkinsonian medications and the introduction of antipsychotic medication


Unusual Case Of Pelvic Fracture Urethral Distraction Defect, Varuni Pragya, Madhukesh Rudramurthy, Siddalinga Murthy G Jan 2026

Unusual Case Of Pelvic Fracture Urethral Distraction Defect, Varuni Pragya, Madhukesh Rudramurthy, Siddalinga Murthy G

Digital Journal of Clinical Medicine

INTRODUCTION

Urinary bladder ruptures are an uncommon injury, occurring in less than 1% of all blunt abdominal trauma. Extraperitoneal bladder ruptures are generally associated with pelvic fractures and usually managed nonoperatively but open surgery is required when these injuries are associated with additional trauma to structures like prostate and urethra.

CASE PRESENTATION

We report our experience with a 32-year-old male who suffered a head on collision with a four-wheeler while driving a two-wheeler in a road traffic accident. He presented to the hospital with abdominal and pelvic pain, difficulty in passing urine and swelling of the scrotum. His X Ray …


Biomedical Waste Management Practices In A Rural Health Training Centre In Southern India: A Cross-Sectional Facility Audit Using Kayakalp Guidelines, Mathivathani Palaniyappan, Kathiravan Rajendran Jan 2026

Biomedical Waste Management Practices In A Rural Health Training Centre In Southern India: A Cross-Sectional Facility Audit Using Kayakalp Guidelines, Mathivathani Palaniyappan, Kathiravan Rajendran

Digital Journal of Clinical Medicine

Background

Effective biomedical waste management (BMWM) is essential to prevent environmental contamination and health hazards in healthcare settings. In India, regulatory frameworks like the Biomedical Waste Management Rules, 2016, mandate proper handling, but compliance varies, particularly in rural facilities. This study evaluated BMWM practices at a rural health training centre using the Kayakalp assessment tool.

Methods

A cross-sectional audit was conducted from April to June 2024 at a rural health training centre affiliated with a medical college in Coimbatore, Tamil Nadu, India. The Kayakalp checklist for primary health centres was employed, encompassing 10 measurable elements with 20 checkpoints scored as …


Comparison Of Post Operative Analgesia Between Dexmedetomidine Versus Clonidine As Adjuvant To Ropivacaine In Ultrasound Guided Adductor Canal Block In Arthroscopic Knee Surgeries: A Randomized Controlled Study, Shwetha Arun, Archana B N, Dr. Shivakumar G Pofessor And Hod, Devika Lekshmi S Jan 2026

Comparison Of Post Operative Analgesia Between Dexmedetomidine Versus Clonidine As Adjuvant To Ropivacaine In Ultrasound Guided Adductor Canal Block In Arthroscopic Knee Surgeries: A Randomized Controlled Study, Shwetha Arun, Archana B N, Dr. Shivakumar G Pofessor And Hod, Devika Lekshmi S

Digital Journal of Clinical Medicine

The current study evaluated the analgesic efficacy of dexmedetomidine versus clonidine as adjuvants to 0.2% ropivacaine in ultrasound-guided adductor canal block. Effective postoperative pain management is essential for early mobilization and improved recovery following arthroscopic knee surgeries. Sixty ASA I–II patients aged 20–60 years undergoing elective arthroscopic knee procedures were randomized into two groups: Group D received ropivacaine 0.2% 30ml with dexmedetomidine 100 mcg, and Group C received ropivacaine 0.2% 30ml with clonidine 150 mcg. Duration of analgesia, pain scores, sedation levels, hemodynamic changes, and rescue analgesic requirements were recorded. Group D demonstrated significantly prolonged analgesia (18.08 ± 0.514 h) …


Pulmonary Hemosiderosis In A Young Child Presenting With Recurrent Respiratory Illness And Refractory Anemia: A Case Report, Praveen Das, Ratnapriya Chowdhry, Neha Bhongale, Poonam Wade Jan 2026

Pulmonary Hemosiderosis In A Young Child Presenting With Recurrent Respiratory Illness And Refractory Anemia: A Case Report, Praveen Das, Ratnapriya Chowdhry, Neha Bhongale, Poonam Wade

Digital Journal of Clinical Medicine

Pulmonary hemosiderosis (PH) is a rare cause of diffuse alveolar hemorrhage in children and often presents with nonspecific respiratory symptoms and refractory iron‑deficiency anemia. We report a 2.5‑year‑old girl with recurrent lower respiratory tract infections, severe transfusion‑dependent anemia, failure to thrive, and persistent bilateral pulmonary infiltrates since infancy. Bronchoalveolar lavage demonstrated hemosiderin‑laden macrophages, confirming pulmonary hemosiderosis. Further evaluation revealed C‑ANCA positivity and PR3‑ANCA negativity, raising suspicion for an ANCA‑associated vasculitis; however, there was no renal, ear‑nose‑throat, or other systemic involvement, and a lung biopsy could not be performed. The child was managed with systemic corticosteroids with clinical improvement. This case …


State Social Benefit Schemes For Women In Continuity Of Psychiatric Care: A Case Report, Mathumitha A, Kishor M. Manohar Rao Professor Jan 2026

State Social Benefit Schemes For Women In Continuity Of Psychiatric Care: A Case Report, Mathumitha A, Kishor M. Manohar Rao Professor

Digital Journal of Clinical Medicine

Mental health disorders are a major global public health challenge. The disorders affect over a billion people worldwide, while depressive and bipolar spectrum disorders also contribute substantially to disability and reduced quality of life. According to the World Health Organization, major depression alone affects more than 300 million people globally and is considered a leading cause of years lived with disability. Beyond clinical morbidity, mental illnesses exert a profound economic impact, with depression and anxiety accounting for an estimated USD 1 trillion annually in lost productivity worldwide, while the overall global economic burden of mental disorders is projected to reach …


Dietary Micronutrients And The Risk Of Gestational Diabetes: Evidence From A Tertiary Care Setting In India, Sujatha Mahadevarao Premnath, Moneesh Sivasoupramaniane, Maghida S Jan 2026

Dietary Micronutrients And The Risk Of Gestational Diabetes: Evidence From A Tertiary Care Setting In India, Sujatha Mahadevarao Premnath, Moneesh Sivasoupramaniane, Maghida S

Digital Journal of Clinical Medicine

Background: Gestational Diabetes Mellitus (GDM) is a significant health concern in India, affecting nearly 22.4% of pregnant women. While macronutrient roles are well explored, the impact of micronutrients on GDM risk, particularly with the Indian ethnic phenotype, requires exploration

Objectives: To compare the micronutrient intake between GDM and non-GDM pregnancies and evaluate the association between specific dietary micronutrients and GDM risk

Methods: An observational cross-sectional study was conducted among 115 South Indian pregnant women. Dietary history was taken using 24-hour recalls on two occasions and analysed via the Indian Food Composition Table (IFCT). GDM was diagnosed using International Association of …


Implementation Of Tg-351 Reference Dosimetry For A 6 Mv Photon Beam In An Mr-Guided Radiotherapy System, Nicholas A. Castellano Jr. Jan 2026

Implementation Of Tg-351 Reference Dosimetry For A 6 Mv Photon Beam In An Mr-Guided Radiotherapy System, Nicholas A. Castellano Jr.

Theses and Dissertations

Magnetic resonance guided radiation therapy (MRgRT) combines magnetic resonance imaging (MRI) and radiation therapy to enable the visualization of anatomy in real time during treatment. The presence of a magnetic field in MRgRT affects charged particle radiation and detector responses, necessitating changes to traditional reference dosimetry procedures. The American Association of Physicists in Medicine (AAPM) Task Group 351 (TG-351) provides a formalism for reference dosimetry in MRgRT. In this study, the TG 351 formalism is used to perform reference dosimetry for a 6 MV flattening filter-free (FFF) photon beam from a Viewray MRIdian MR-Linac radiation therapy system. Beam quality determination, …


Dietetic Guidance For Nutritional Management Of People With Phenylketonuria Receiving Sepiapterin, Anita Macdonald, Kirsten Ahring, Alexa Bledsoe, Hiroki Fujimoto, Sara Giorda, Christian Kogelmann, Jessica Kopesky, Laura Nagy, Sara O'Neill, Alex Pinto, Soraia Poloni, Paige Roberts, Annemiek M J Van Wegberg, Suzanne Hollander Jan 2026

Dietetic Guidance For Nutritional Management Of People With Phenylketonuria Receiving Sepiapterin, Anita Macdonald, Kirsten Ahring, Alexa Bledsoe, Hiroki Fujimoto, Sara Giorda, Christian Kogelmann, Jessica Kopesky, Laura Nagy, Sara O'Neill, Alex Pinto, Soraia Poloni, Paige Roberts, Annemiek M J Van Wegberg, Suzanne Hollander

Faculty, Staff and Student Publications

Background/objectives: Phenylketonuria (PKU) is an autosomal recessive inborn error of metabolism. If untreated, elevated blood phenylalanine (Phe) levels lead to neurological and behavioral impairments. Phe levels can be managed through a lifelong Phe-restricted diet; however, this can be challenging to maintain. Sepiapterin is an adjunct therapy for PKU that has shown efficacy in reducing blood Phe levels in both tetrahydrobiopterin (BH4)-responsive and BH4-non-responsive people with PKU in clinical trials. Practical guidance is needed for dietitians and other healthcare professionals supporting the dietary management of people with PKU who are initiating or receiving sepiapterin.

Methods: A group of international dietitians participated …


Evaluating Novel Targeted Combination Therapies For Gastrointestinal Cancers, Joseph A. Goode Jan 2026

Evaluating Novel Targeted Combination Therapies For Gastrointestinal Cancers, Joseph A. Goode

Graduate Studies Theses and Dissertations 2026

Gastrointestinal (GI) cancers remain among the leading causes of cancer-related mortality worldwide, with therapeutic resistance continuing to limit the effectiveness of current treatments. Three complementary studies were conducted to identify therapeutic vulnerabilities and evaluate novel combination strategies in pancreatic ductal adenocarcinoma (PDAC) and colorectal cancer (CRC).  First, dual inhibition of fibroblast growth factor receptor 4 (FGFR4) and phosphoinositide 3-kinase (PI3K)/mammalian target of rapamycin (mTOR) signaling was investigated in PDAC models. A combination of targeted drug treatments reduced viability, clonogenic survival, migration, and suppressed signaling pathways involved in translational control. This supported a functional interaction between FGFR4 and PI3K-mTOR co-activation in …


Spectrum Of Neurodevelopmental Disorders In Children Attending A Developmental Clinic In Dar Es Salaam, Tanzania, Aleya Zulfikar Remtulla, Sumayyah Nasiruddin Saudin, Orujul Hassan, Mariam Noorani Jan 2026

Spectrum Of Neurodevelopmental Disorders In Children Attending A Developmental Clinic In Dar Es Salaam, Tanzania, Aleya Zulfikar Remtulla, Sumayyah Nasiruddin Saudin, Orujul Hassan, Mariam Noorani

Paediatrics and Child Health, East Africa

Background: Neurodevelopmental disorders (NDDs) in children present significant challenges for healthcare systems globally. In Tanzania, children with NDDs and their families face significant challenges due to late diagnosis, lack of standardized screening tools, widespread stigma and cultural beliefs that deter health-seeking behaviours. Awareness about NDDs is low, and financial constraints further complicate access to necessary medical interventions. The country suffers from a severe shortage of specialized healthcare providers, and general healthcare providers often lack adequate training. Additionally, limited specialized facilities, high treatment costs and insufficient healthcare policies dedicated to NDDs make it difficult to manage these conditions effectively. Understanding the …


Preoperative Glucagon-Like Peptide-1 Therapy In Bariatric Surgery Patients With Morbid Obesity (Premo): Rationale And Study Design For A Randomized Controlled Trial, Varun Jain, Colleen A. Mcmullen, Joy I. Kimbrough, Anna K. Rockich, Daniel L. Davenport, Gregory S. Hawk, Barbara S. Nikolajczyk, Philip A. Kern, Simon J. Fisher, Joshua P. Steiner, William B. Inabnet Iii, Marlene E. Starr Jan 2026

Preoperative Glucagon-Like Peptide-1 Therapy In Bariatric Surgery Patients With Morbid Obesity (Premo): Rationale And Study Design For A Randomized Controlled Trial, Varun Jain, Colleen A. Mcmullen, Joy I. Kimbrough, Anna K. Rockich, Daniel L. Davenport, Gregory S. Hawk, Barbara S. Nikolajczyk, Philip A. Kern, Simon J. Fisher, Joshua P. Steiner, William B. Inabnet Iii, Marlene E. Starr

Surgery Faculty Publications

Introduction: Bariatric surgery is the most effective treatment modality for individuals with morbid obesity, providing significant and durable weight loss and comorbidity resolution. Glucagon-like peptide-1 (GLP-1) and glucose-dependent insulinotropic polypeptide receptor agonists have shown promise as weight loss drugs, in addition to their use in the treatment of metabolic disorders. While multimodal weight management is the standard of care for individuals with morbid obesity, the benefit of antecedent GLP-1 therapy prior to bariatric surgery has not been well-studied. The objective of this study is to conduct a clinical trial testing the hypothesis that preoperative treatment with a dual GLP-1/glucose-dependent insulinotropic …


Sex Differences In Clinical Characteristics, Treatment, And Outcomes Of Cardiovascular Disease: Kenya Heart Registry Analysis, Lilian Mbau, Martha Gulati, Mzee Ngunga, Jasmit Shah, Felix Barasa, Jeilan Mohamed, Anders Barasa, Bernard Gitura, Harun Otieno, Etienne Amendezo Jan 2026

Sex Differences In Clinical Characteristics, Treatment, And Outcomes Of Cardiovascular Disease: Kenya Heart Registry Analysis, Lilian Mbau, Martha Gulati, Mzee Ngunga, Jasmit Shah, Felix Barasa, Jeilan Mohamed, Anders Barasa, Bernard Gitura, Harun Otieno, Etienne Amendezo

Internal Medicine, East Africa

Background Cardiovascular disease is the leading cause of death globally, with approximately 80% of these deaths occurring in low- and middle-income countries. Sex differences in cardiovascular disease are well described in high-income countries but limited in low- and middle-income countries.

Objectives This study sought to evaluate the sex differences in clinical presentation, cardiovascular risk profile, diagnosis, treatment, and outcomes among patients in the Kenya Heart Registry.

Methods Data were prospectively collected from 3 tertiary hospitals, including patients with heart failure, acute coronary syndrome, venous thromboembolism, and atrial fibrillation. Primary outcomes were in-hospital and 6-month mortality, as well as sex-specific differences …


Vape Counseling At Pediatric Practices: The Rethink Vape Toolkit, Paul T. Harrell, Ann L. Edwards, Natasha K. Sriraman, Rebecca J. Slimak, Anisha S. Vanka, Amy C. Paulson, Kelli J. England Jan 2026

Vape Counseling At Pediatric Practices: The Rethink Vape Toolkit, Paul T. Harrell, Ann L. Edwards, Natasha K. Sriraman, Rebecca J. Slimak, Anisha S. Vanka, Amy C. Paulson, Kelli J. England

Department of Pediatrics Faculty Publications

Introduction:

E-cigarettes (Vapes) represent the most common form of tobacco used by adolescents, with one out of every 29 (3.5%) middle school students and one in every 13 (7.8%) of high school students vaping daily. This project aimed to increase vape screening and prevention education in youth visits at pediatric practices, to increase provider comfort with the topic of vaping, and to evaluate this educational process.

Methods:

A provider training and resource modules (talking points, billing codes, and shareable parent/teen-tailored resources) were developed. Providers (N = 32) completed an anonymous pre/postsurvey regarding their knowledge, comfort levels, barriers, and practices related …