Publications by authors named "Rehman Alvi"

One of the most frequently encountered congenital anomalies of the gastrointestinal tract is the Meckel's diverticulum. Perforation of the diverticulum, a rare complication, can significantly hinder accurate diagnosis of the condition. Other common complications associated with Meckel's diverticulum include intestinal obstruction, intussusception, volvulus, inflammation, and hemorrhage.

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Background: The main purpose of this study was to review the trends in management of patients presenting with acute necrotizing pancreatitis (ANP) over the last seven years and its effect on morbidity and mortality.

Methods: A cross-sectional study was conducted on all patients presenting with the diagnosis of acute necrotizing pancreatitis to the Aga Khan University Hospital in between the year 2008-2015. The study population was broadly categorized in to two groups based on the way these were managed.

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Unlabelled:  Objective: To determine the frequency of adherence of laparoscopic appendectomy operative notes with the Royal College of Surgeons (RCS) guidelines at the tertiary care centre.  Study Design: A clinical audit report.

Place And Duration Of Study: The Aga Khan University Hospital, Karachi between January and June 2018.

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Introduction Differences between appendicoliths associated with appendicitis and those found incidentally have not been studied. The objective of this study was to determine the characteristics of appendicoliths that are associated with acute appendicitis. Methods A cross-sectional study of patients with appendicoliths identified on computed tomographic (CT) scan from January 2008 till December 2014 was conducted.

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Introduction Factors associated with complicated appendicitis have been inconsistently identified. Moreover, studies are lacking from low and low-middle countries where access to surgical care is limited. Our objective was to identify factors predicting complicated appendicitis as diagnosed intraoperatively in a low-middle income country hospital.

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Objective: To determine morbidity after colostomy reversal at a tertiary care hospital.

Methods: The retrospective case series was conducted at the Aga Khan University Hospital, Karachi, and comprised records of patients aged 15 years or more who underwent colostomy reversal from January 2003 to December 2011. Data was collected regarding demographics, procedure dates, indication, as well as type and location of colostomy.

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Objectives: To determine epidemiological characteristics, clinical presentation, histopathological features, and long-term follow-up of patients below 40 years of age with carcinoma rectum.

Methods: The retrospective case series comprised all patients presenting with histopathological diagnosis of carcinoma rectum with age 15-40 years at the Aga Khan University Hospital between January 1994 and December 2004. Details regarding patient demographics, pre-operative assessment, management and tumour grade and stage were obtained from a prospectively maintained database.

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Background: Intraperitoneal local anesthetics have been shown to improve postoperative pain after laparoscopic cholecystectomy (LC). However, the choice of local anesthetic agent is debatable. We compared the analgesic efficacy of intraperitoneal lignocaine (lidocaine) versus bupivacaine after elective LC.

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Background: Gallbladder carcinoma (GC) is a relatively rare malignancy worldwide but is the second commonest gastrointestinal cancer in Pakistani women. Gallstones have a positive association with GC but other factors also influence in causation.

Methods: This is a retrospective case control study over a period of 19 years.

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Unlabelled: Acute cholecystitis is a frequent cause of general surgical admissions with a mortality risk that is related to the age of the patient. Percutaneous cholecystostomy (PC) has been used as a bridging technique while awaiting resolution of sepsis. We evaluated the outcome of our study population following percutaneous cholecystostomy for acute cholecystitis due to benign etiologies.

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Objective: To determine the clinical presentation and treatment outcomes of adult patients with intussusceptions.

Study Design: Case series.

Place And Duration Of Study: The Aga Khan University Hospital, Karachi, from January 1988 to December 2008.

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Amoebic liver abscess is an endemic in developing countries but few cases of associated vascular complications have been reported. The authors report a very rare vascular complication of hepatic veins and inferior vena caval (IVC) thrombosis extending into the right atrium in a young male with large amoebic liver abscess. Optimal result was achieved with early diagnosis on CT scan, percutaneous drainage of abscess, intravenous metronidazole, peri-operative anticoagulation, sternotomy and thrombectomy.

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Amoebic liver abscess (ALA) is endemic in south Asian countries. The current study was undertaken in order to evaluate the clinical spectrum, management and outcome of ALA at an urban tertiary care hospital in Pakistan. The chart notes of 232 ALA patients admitted from 1 January 2000 to 31 August 2007 were retrospectively reviewed.

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Two patients with acute intestinal obstruction underwent exploratory laparotomy after adequate fluid resuscitation and radiological imaging. A preoperative diagnosis of sigmoid volvulus and an operative diagnosis of ileosigmoid knotting or compound volvulus were established.

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Aim: To analyze the clinical spectrum of acute mesenteric venous thrombosis (AMVT), to assess the factors affecting the outcome and to determine the optimal management of this disease.

Methods: We retrospectively reviewed the case records of 20 patients with acute mesenteric venous thrombosis confirmed on CT imaging or on laparotomy over a 23 year period. Patients were divided into two groups according to the duration of symptoms: group I with symptoms for up to 3 days duration and group II with symptoms for more than 3 days.

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Duodenum is a rare site of involvement in intestinal tuberculosis. We report a 19 years old boy who presented with nonbilious vomiting and weight loss. His workup showed stricture in ascending colon, multiple liver abscesses with pneumobilia on CT scan.

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