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Anesthesiology

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Aga Khan University

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Articles 301 - 314 of 314

Full-Text Articles in Medicine and Health Sciences

Comparison Of Spontaneous With Controlled Mode Of Ventilation In Tonsillectomy, F A. Khan, G A. Memon Mar 2001

Comparison Of Spontaneous With Controlled Mode Of Ventilation In Tonsillectomy, F A. Khan, G A. Memon

Department of Anaesthesia

Methods: This randomized study compares spontaneous versus controlled ventilation in 60 ASA I and II patients undergoing tonsillectomy as regards haemodynamic stability, recovery characteristics, intra- and immediate postoperative complications and surgical impressions.Results: The patients in the balanced anaesthesia (B) group showed less haemodynamic variability compared to baseline after tracheal intubation, mouth gag application and removal and incision. Two patients had dysrhythmias in the B group compared to six in the spontaneous breathing (S) group. Six patients in the S group had a rise in endtidal carbon dioxide concentration above 7.8 kPa (60 mmHg). Recovery scores were higher in the B …


Pneumoperitoneum Following Mechanical Ventilation In A Child, Fazal Hameed Khan, Nadeem Ahmad Jan 2001

Pneumoperitoneum Following Mechanical Ventilation In A Child, Fazal Hameed Khan, Nadeem Ahmad

Department of Anaesthesia

No abstract provided.


Anatomical Variations Of Internal Jugular Vein As Seen By "Site Rite Ii" Ultrasound Machine--An Initial Experience In Pakistani Population, Hameedullah, M. A. Rauf, Fazal Hameed Khan Jan 2001

Anatomical Variations Of Internal Jugular Vein As Seen By "Site Rite Ii" Ultrasound Machine--An Initial Experience In Pakistani Population, Hameedullah, M. A. Rauf, Fazal Hameed Khan

Department of Anaesthesia

Objective: To determine the anatomical variations of the internal jugular vein (IJV) in Pakistani adult population with the help of Site Rite II ultrasound machine.
Material and Method: The right IJV relation to the carotid artery was visualized at four different landmarks (angle of the mandible, thyroid cartilage, cricoid cartilage, and the supraclavicular area). Size of IJV in comparison to carotid artery was also seen.
Results:
In 49 cases the IJV was found in aberrant relation to carotid artery at the angle of the mandible (p value
Conclusion:Care should be taken while cannulating IJV at the angle of the …


A Comparative Study Of Positive Pressure Ventilation Via Laryngeal Mask Airway And Endotracheal Tube, A Idrees, F A. Khan Oct 2000

A Comparative Study Of Positive Pressure Ventilation Via Laryngeal Mask Airway And Endotracheal Tube, A Idrees, F A. Khan

Department of Anaesthesia

Objective: To investigate the use of Laryngeal Mask Airway (LMA) and its comparison with the endotracheal tube for positive pressure ventilation.SETTING: A tertiary care teaching hospital.Methods: Fifty adult ASA I and II patients undergoing peripheral limb surgery were randomly allocated to 2 groups for LMA or endotracheal tube insertion. A standardized anaesthetic technique was used. The groups were then compared regarding haemodynamic changes on insertion as well as removal of LMA and ETT and any complications that occurred were noted.Results: The haemodynamic response to insertion was significantly attenuated (p < 0.05) in LMA group as compared to ETT group. The cardiovascular response to extubation was not significantly different between the groups. A higher incidence of coughing and mild hypoxaemia at extubation was noted in ETT group as compared to LMA group (p < 0.05) and blood was detected in 4 cases after LMA removal.CONCLUSION: It is concluded that the use of LMA during positive pressure ventilation is safe in selected cases. There is an attenuated haemodynamic response to insertion of LMA as compared to endotracheal tube which will be beneficial in certain patients e.g., those with ischaemic heart disease, vascular disease and hypertensives.


Incidence And Pattern Of Thrombocy To Penia In Cardiac Surgery Patients, S Bashir, S M. Shah, I Babar Jun 2000

Incidence And Pattern Of Thrombocy To Penia In Cardiac Surgery Patients, S Bashir, S M. Shah, I Babar

Department of Anaesthesia

No abstract provided.


Anaesthetic Management Of Patients With Phaeochromocytoma And Uncontrolled Blood Pressure, Ursula Chohan, Fazal Hameed Khan Jan 1999

Anaesthetic Management Of Patients With Phaeochromocytoma And Uncontrolled Blood Pressure, Ursula Chohan, Fazal Hameed Khan

Department of Anaesthesia

No abstract provided.


Ectopic Placement Of Central Venous Catheter, Importance Of X-Ray Chest, Nadeem A. Zaidi, Fazal Hameed Khan Jan 1998

Ectopic Placement Of Central Venous Catheter, Importance Of X-Ray Chest, Nadeem A. Zaidi, Fazal Hameed Khan

Department of Anaesthesia

A case of malpositioning of central venous catheter which was judged to be correctly placed on clinical criteria isbeing presented. Abberant positioning was picked up on X-ray


Bronchospasm/Desaturation Under Anaesthesia: Are They Signs Of Pneumothorax?, N A. Zubair, A Zaidi, R S. Kamal Jun 1997

Bronchospasm/Desaturation Under Anaesthesia: Are They Signs Of Pneumothorax?, N A. Zubair, A Zaidi, R S. Kamal

Department of Anaesthesia

No abstract provided.


Experience With Larangeal Mask Airway In Pakistani Patients, F A. Khan, M A. Afzal, R S. Kamal Dec 1996

Experience With Larangeal Mask Airway In Pakistani Patients, F A. Khan, M A. Afzal, R S. Kamal

Department of Anaesthesia

One hundred and thirty seven adult patients undergoing peripheral surgery were studied regarding ease of larangeal mask airway (LMA) insertion, airway maintenance during surgery and complication encountered during insertion, maintenance and in the postoperative period. In a majority (84%) of patients, the airway was positioned correctly at the first attempt, 3% patients had mild laryngospasm at insertion and in 85% a good airway was obtained. No airway related problems were encountered intraoperatively. Two percent patients had laryngospasm on removal of LMA. Postoperatively, the complaint of sore throat and uvular trauma was seen in 4% cases.


Complications Of Endotracheal Intubation In Mechanically Ventilated Patients In A General Intensive Care Unit, Fazal Hameed Khan, Fauzia A. Khan, Robyna Irshad Khan, Rehana S Kamal Sep 1996

Complications Of Endotracheal Intubation In Mechanically Ventilated Patients In A General Intensive Care Unit, Fazal Hameed Khan, Fauzia A. Khan, Robyna Irshad Khan, Rehana S Kamal

Department of Anaesthesia

During a period of one year, 126 patients were prospectively audited to analyse complications of endotra­cheal intubation in a general intensive care unit setting. A total of 62 complications were observed in 48 patients. The most frequent complications during intubation were hypotension and bradycardia. The blockage of endotracheal tubes significantly increased with the duration of intubation. Sore throat was the commonest (22%) complication following extubation. Other complications like stridor and ulceration of mouth and lips which followed extubation were not related to the duration of intubation.


Pregnancy Induced Hypertension--Anaesthetic Considerations, N A. Zubair Sep 1996

Pregnancy Induced Hypertension--Anaesthetic Considerations, N A. Zubair

Department of Anaesthesia

No abstract provided.


Evaluation Of Oral Midazolam As Pre-Medication In Day Care Surgery In Adult Pakistani Patients, N Ahmed, F A. Khan Sep 1995

Evaluation Of Oral Midazolam As Pre-Medication In Day Care Surgery In Adult Pakistani Patients, N Ahmed, F A. Khan

Department of Anaesthesia

A placebo controlled randomized double blind study was designed to assess the suitability of oral Midazolam as a premedication in day care surgery in adult Pakistani patients. Fifty ASA I and II patients aged between 20-60 years received either Midazolam 7.5 mg or a placebo approximately one hour prior to surgery. Midazolam 7.5 mg produced significant anxiolysis and sedation (p < 0.001) in comparison to placebo after one hour of premedication. There was a significant difference (p < 0.001) in the mean heart rate and blood pressure in both groups after 1 hour of premedication with a lesser rise in blood pressure and heart rate in the Midazolam group. Psychomotor performance assessed by 'n' deletion test was impaired by Midazolam (p < 0.001) and recall of pictures revealed differences (p < 0.05) in the groups at one hour after premedication. However, at four hours after surgery there were no differences in both groups. These findings indicate that rapidly acting oral Midazolam in doses of 7.5 mg provided safe and effective premedication in terms of anxiolysis, sedation, amnesia and psychomotor performance and is suitable for day surgery.


Management Of Diabetic Patient’S Undergoing Major Surgery Using Glucose Insulin Potassium Infusion, Fazal Hameed Khan, Rs Kamal Jan 1993

Management Of Diabetic Patient’S Undergoing Major Surgery Using Glucose Insulin Potassium Infusion, Fazal Hameed Khan, Rs Kamal

Department of Anaesthesia

No abstract provided.


The Effects Of Suxamethonium And Pancuronium On The Haemodynamic Response To Endotracheal Intubation, F A. Khan, R S. Kamal Mar 1991

The Effects Of Suxamethonium And Pancuronium On The Haemodynamic Response To Endotracheal Intubation, F A. Khan, R S. Kamal

Department of Anaesthesia

The pharmacological effects of suxamethonium and pancuronium on the cardiovascular system may vary and therefore alter the haemodynamic response to intubation. The arterial blood pressure, the heart rate and the rate pressure product were measured as parameters of haemodynamic change in forty adult ASA. I and II patients undergoing laryngoscopy and endotracheal intubation in a randomised controlled study. The patients were induced with either thiopentone/suxamethonium (Group A) or thiopentone/pancuronium (Group B). There was no significant difference between the groups on comparison of systolic and diastolic blood pressure changes. Pancuronium, however, caused a significantly higher rise in the heart rate after …