Raheel Ahmad

ORCID: 0000-0002-7189-2056
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About
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Research Areas
  • Neuroendocrine Tumor Research Advances
  • Gallbladder and Bile Duct Disorders
  • Trauma and Emergency Care Studies
  • Pediatric Hepatobiliary Diseases and Treatments
  • COVID-19 and healthcare impacts
  • Intestinal Malrotation and Obstruction Disorders
  • Neuroblastoma Research and Treatments
  • Appendicitis Diagnosis and Management
  • Pancreatic and Hepatic Oncology Research
  • Amoebic Infections and Treatments
  • Pancreatitis Pathology and Treatment
  • Neonatal Respiratory Health Research
  • Clinical Nutrition and Gastroenterology
  • Obstructive Sleep Apnea Research
  • Abdominal Surgery and Complications
  • Infant Nutrition and Health
  • Congenital Diaphragmatic Hernia Studies
  • Trace Elements in Health
  • Esophageal and GI Pathology
  • Tuberculosis Research and Epidemiology
  • Burn Injury Management and Outcomes
  • Congenital Anomalies and Fetal Surgery
  • Abdominal Trauma and Injuries
  • Voice and Speech Disorders
  • Trauma Management and Diagnosis

Johns Hopkins University
2022-2024

University of Chicago
2024

Johns Hopkins Medicine
2024

University Hospitals Birmingham NHS Foundation Trust
2019-2023

Johns Hopkins Children's Center
2023

Johns Hopkins Hospital
2023

Oxford University Hospitals NHS Trust
2021-2022

John Radcliffe Hospital
2021-2022

University of Oxford
2020-2022

Queen Elizabeth Hospital Birmingham
2022

COVID-19 pandemic has resulted in a strong impact on students' wellbeing, with associated uncertainty about the future. We conducted cross-sectional survey to assess psychological effects of medical education final year students Pakistan.We prospective, survey, as snapshot, from June 07, 2020 till 16, 2020, among and dental students. The 20-questions questionnaire was based rating-scale items focus symptoms, institutional preparedness for such crisis confidence becoming future doctor....

10.1016/j.amsu.2020.11.025 article EN Annals of Medicine and Surgery 2020-11-12

Significance Zinc is essential for animal life, and zinc levels are carefully regulated by homeostatic mechanisms. In the model organism Caenorhabditis elegans , HIZR-1 nuclear receptor directly binds mediates high homeostasis regulating transcription. Cadmium structurally similar to but a prevalent environmental toxin. Here, we explore how animals respond these metals. The results suggest that cadmium hijacks response binding activating HIZR-1. This an example of functioning as ligand...

10.1073/pnas.2022649118 article EN other-oa Proceedings of the National Academy of Sciences 2021-10-14

This study reveals that the administration of human milk oligosaccharides, which are present in breast milk, can interfere with proinflammatory gut-brain axis and prevent neuroinflammation setting necrotizing enterocolitis, a major intestinal disorder seen premature infants.

10.1152/ajpgi.00233.2022 article EN AJP Gastrointestinal and Liver Physiology 2023-04-25

Background The diagnosis of abdominal tuberculosis is a major health challenge. Limited data are available to support the use GeneXpert MTB/RIF in tuberculosis. current study an analysis sensitivity and specificity for tuberculosis, keeping histopathology as gold standard. Materials methods A prospective was conducted Surgery Unit-I Holy Family hospital year 2017. Data 21 patients presenting with were collected. samples collected ascitic fluid acid-fast bacilli (AFB) tissue sample...

10.7759/cureus.3451 article EN Cureus 2018-10-15

Total thyroidectomy is associated with risks related to temporary hypocalcemia and vocal quality dysfunction. Dexamethasone has been proposed have a physiological effect on voice quality.To assess the of preoperative dexamethasone used improve postthyroidectomy dysfunction.This double-blind, parallel-group, placebo-controlled randomized clinical trial was conducted from January 15, 2014, December 31, 2019, at Department Surgery, Holy Family Hospital in Rawalpindi, Pakistan. All patients...

10.1001/jamaoto.2021.2190 article EN JAMA Otolaryngology–Head & Neck Surgery 2021-09-02

A patient who suffers from burn injuries can be subjected to various mental and psychological conditions that adversely affect their health wellbeing. cross-sectional study was conducted between 1st September 2019 30th March 2020 in a tertiary care hospital Pakistan. Patients were selected the outpatient department follow-up done at two four weeks following definitive. Some 225 patients our fulfilled inclusion criteria. assessed using Urdu translated scales. Hamilton Anxiety Rating Scale...

10.7759/cureus.11347 article EN Cureus 2020-11-05

Introduction Post-operative nausea, vomiting (PONV) and pain are the most frequently encountered complains after thyroid surgery. Steroids effectively reduce pain, inflammation, therefore prophylactic administration of steroids improve these outcomes. The aim our study was to compare dexamethasone with placebo in terms PONV pain. Patients methods We conducted a double-blinded randomized controlled trial including 100 patients who underwent surgery from January 2017 December Surgical Unit-I...

10.7759/cureus.4735 article EN Cureus 2019-05-23

Introduction Every surgical procedure is followed by thorough and descriptive documentation. The Royal College of Surgeons (RCS) introduced official guidelines in 2014 on the proper documentation operative notes. These are concise, targeted, easy to adapt any specialty. Methods results An audit was conducted from April September 2019 at District Headquarter Hospital Rawalpindi, Pakistan. We analyzed 215 notes elective emergency cases during first three months (pre-implementation), after...

10.7759/cureus.7970 article EN Cureus 2020-05-05

Introduction: Thoracic injury is becoming an important cause of mortality in Pakistan, especially the younger subset population. The initial management these injuries essential as patients can develop multiple complications, ultimately leading to death patients. Materials and methods: This prospective observational study was carried out from January 2016 December 2018 at Department Surgery, Holy Family Hospital, Rawalpindi Medical University, Pakistan. It included all over 12 years age who...

10.7759/cureus.6306 article EN Cureus 2019-12-06

Sigmoid volvulus is a common cause of emergency surgical admission. Those patients are often treated conservatively with high rate recurrence. We wondered if more aggressive management might be indicated.We have reviewed data diagnosed acute sigmoid over 2-year period. The primary endpoint was patient survival.We analysed 332 admissions 78 patients. 39.7% underwent resection. Survival 54.9 ± 8.8 months from the first hospitalization, irrespective treatment. Long-term survival positively...

10.1186/s12893-022-01549-4 article EN cc-by BMC Surgery 2022-03-14

Background: Gallstone disease (GSD) is quite a prevalent condition. The aim of this study was to determine the frequency and risk factors associated with gallstone in younger age group possible complications. Method: This prospective which conducted at Surgical Unit-I Holy Family Hospital, Rawalpindi from January 2015 December 2016. 244 patients cholelithiasis, confirmed by ultrasound examination, were interviewed underwent physical examination laboratory investigations. considered gender,...

10.5455/umj.20180324011035 article EN The Ulutaş medical journal/The ulutas medical journal 2018-01-01

Tuberculosis is one of the leading causes morbidity and mortality, responsiblefor annual 7–10 million new cases 6 per cent deaths in developing countries. It caninvolve any part abdomen but most common intestinal tract which it can present withwide variety symptoms. Early diagnosis appropriate management challenging forclinicians. Objectives: To determine modes presentation abdominal tuberculosisand effectiveness surgical procedures our setup. Study Design: A retrospective study.Setting:...

10.29309/tpmj/2016.23.11.1757 article EN The Professional Medical Journal 2016-11-10

Solid pseudopapillary neoplasm (SPN) of the pancreas is a rare malignancy with low malignant potential and strong female preponderance. Diagnosis during pregnancy extraordinary, management must consider risks to mother foetus tumour growth rupture. A large 35-cm SPN was identified on magnetic resonance imaging (MRI) in 24-year-old woman at 6 weeks gestation following presentation an abdominal mass. Surgery delayed allow reach as close term possible because surveillance MRIs showed...

10.1093/jscr/rjac331 article EN cc-by-nc Journal of Surgical Case Reports 2022-07-01

As fire pits grow in popularity, so do the associated burn injuries. Our study examines pediatric pit burns characteristics to raise awareness and promote safety precautions.

10.1136/wjps-2023-000700 article EN cc-by World Journal of Pediatric Surgery 2024-01-01

Short bowel syndrome (SBS) leads to severe morbidity and mortality. Intestinal adaptation is crucial in improving outcomes. To understand the human gene pathways associated with adaptation, we perform single-cell transcriptomic analysis of small intestinal organoids explanted from mice experimental SBS. We show that transmembrane ion pathways, specifically transepithelial zinc transport pathway genes SLC39A4 SLC39A5, are upregulated This discovery corroborated by an external dataset, bulk...

10.1038/s41467-024-52216-6 article EN cc-by-nc-nd Nature Communications 2024-10-07

Patients with carcinoid heart disease (CHD) are referred for valve replacement if they have severe symptomatic or evidence of right ventricular (RV) failure and an anticipated survival at least 12 months. Data lacking, however, on the role transthoracic echocardiography in predicting outcomes. We carried out a retrospective, single-centre cohort study patients biopsy-confirmed neuroendocrine tumour (NET) CHD undergoing symptoms failure. The aim was to identify factors associated...

10.3390/cancers15061875 article EN Cancers 2023-03-21

Background: Laparoscopic cholecystectomy (LC) a minimal invasive procedure is regarded as gold standard for gallstone disease many years. With increase learning curve of surgeons, the incidence complications this decreases significantly. The purpose study was to compare experiences performed.Methods: It retrospective cohort conducted in Surgical Department, Rawalpindi Medical College and author's surgical clinic. From 1st January 1998 31st December 2014. Total 3000 patients were divided into...

10.18203/2349-2902.isj20173871 article EN International Surgery Journal 2017-08-24

Objectives: To compare mean operative time and Intra blood lossbetween bipolar electro dissection cold tonsillectomy in paediatric population.Study Design: Randomized controlled trial. Place Duration: Department of ENT Headand Neck Surgery, Continental Medical College, Hospital Lahore, from 1 January 2015 to 30September 2015. Materials Methods: This study included 164 patients age group 4 to12 years either gender undergoing tonsillectomy. The were divided into two equalgroups designated as A...

10.17957/tpmj/16.3296 article EN The Professional Medical Journal 2016-04-01

A 57-year-old female presented in Outpatient Department with complaints of left upper abdominal pain for last 5 days. She had hypochondrial and epigastric tenderness apex beat palpable right 5th intercostal space. Diagnostic work-up revealed acute biliary pancreatitis situs inversus totalis. Abdominal sonogram showed sided distended gallbladder multiple stones. Laparoscopic cholecystectomy was done after initial stabilization the patient. Patient’s recovery uneventful postoperative period.

10.18203/2349-2902.isj20174527 article EN International Surgery Journal 2017-09-27

Objective:   The objective of this study is that one should keep high index suspicion for isolated fungal sinusitis in patients unexplained headache and visual disturbances. Computed Tomography Magnetic Resonance Imaging are the best diagnostic tools. Study design:  Retrospective, descriptive study. Place duration study:   Department ENT Head neck surgery sheikh Zayed hospital Lahore from March 2001 to April 2005. Patients methods:   In twelve with a complaint o f disturbance were...

10.21649/akemu.v14i2.55 article EN Annals of King Edward Medical University 2008-01-01
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