Zarak Khan

ORCID: 0009-0004-2496-010X
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About
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Research Areas
  • Pancreatitis Pathology and Treatment
  • Gastrointestinal disorders and treatments
  • Gastrointestinal Tumor Research and Treatment
  • Gallbladder and Bile Duct Disorders
  • Gastric Cancer Management and Outcomes
  • Appendicitis Diagnosis and Management
  • Abdominal vascular conditions and treatments
  • Biliary and Gastrointestinal Fistulas
  • Pancreatic and Hepatic Oncology Research
  • COVID-19 Clinical Research Studies
  • Diverticular Disease and Complications
  • Liver Disease Diagnosis and Treatment
  • Lymphoma Diagnosis and Treatment
  • Sarcoidosis and Beryllium Toxicity Research
  • Sarcoma Diagnosis and Treatment
  • Gastrointestinal Bleeding Diagnosis and Treatment
  • Intestinal and Peritoneal Adhesions
  • Clostridium difficile and Clostridium perfringens research
  • Colorectal Cancer Screening and Detection
  • Streptococcal Infections and Treatments
  • Viral-associated cancers and disorders
  • Intestinal Malrotation and Obstruction Disorders
  • Glycogen Storage Diseases and Myoclonus
  • Autoimmune and Inflammatory Disorders
  • Intraperitoneal and Appendiceal Malignancies

East Carolina University
2022-2025

Karachi Medical and Dental College
2023-2025

Bolan University of Medical and Health Sciences
2025

University Medical Center
2024

Creighton University
2024

Allegheny General Hospital
2024

Hayatabad Medical Complex
2023-2024

Lady Reading Hospital
2024

Musgrove Park Hospital
2024

Sheffield Teaching Hospitals NHS Foundation Trust
2024

Background: Anxiety disorders are prevalent among adolescents, significantly impacting their emotional well-being, academic performance, and social interactions. Objective: This study aimed to evaluate the effectiveness of Cognitive Behavioral Therapy (CBT) in reducing anxiety symptoms adolescents. Methodology: The was conducted at Holy Family Hospital, Rawalpindi, from May 1 October 30, 2024 included 115 participants. All participants were screened confirm an diagnosis completed baseline...

10.70749/ijbr.v3i1.475 article EN Indus journal of bioscience research. 2025-01-16

ABSTRACT Pseudoaneurysms, or false aneurysms, result from an arterial wall tear and can arise trauma, infection, inflammation. Common types include aortic, cardiac, femoral pseudoaneurysms, while left gastric artery pseudoaneurysms (LGAP) are rare visceral occurrences, with only a handful of documented cases. LGAPs often associated recurrent pancreatitis require prompt recognition treatment due to their high risk rapid bleeding fatal outcomes if untreated. We present case hemodynamically...

10.1002/jgh3.70132 article EN cc-by JGH Open 2025-03-01

Objective: To determine the frequency of folate deficiency in chronic kidney disease patients on maintenance hemodialysis presenting to Nephrology OPD Khyber Teaching Hospital Peshawar. Study Design: Descriptive, Cross sectional. Period: 11th January 2021 10th July 2021. Setting: Department Outpatient Nephrology, Hospital, Methods: A total 142 diagnosed with CKD dialysis sessions were selected for study a consecutive sampling manner and observed deficiency. Results: The mean age group our...

10.29309/tpmj/2025.32.04.8858 article EN The Professional Medical Journal 2025-03-29

This study aimed to compare the efficacy of instructional videos and live demonstrations in crown preparation training for preclinical dental students. A randomized controlled trial was conducted over 12 months with 96 final-year Bachelor Dental Surgery (BDS) Participants were randomly allocated into three groups: Group (instructional video), B (live demonstrations), C (hybrid approach). Each group underwent porcelain-fused-to-metal tooth through their respective methods. Performance...

10.1186/s12909-025-07060-7 article EN cc-by-nc-nd BMC Medical Education 2025-04-03

ABSTRACT Ganglioneuromas are rare neuroendocrine tumors affecting around one in a million, mostly young adults. These slow-growing, well-differentiated neuroepithelial originate from the neural crest and involve sympathetic nervous system. We present an unusual case of 47-year-old African American man with mildly elevated liver enzymes who was incidentally found to have suspected pancreatic mass. Endoscopic ultrasound fine-needle biopsies confirmed diagnosis ganglioneuroma, inseparable...

10.14309/crj.0000000000001677 article EN cc-by-nc-nd ACG Case Reports Journal 2025-04-01

In education systems, formative and competency-based assessment models are progressively prioritized due to the emergence of novel strategies in field. School-based has become a significant strategy for assessing learners' intellectual, emotional, psychomotor development. However, persistent gap exists between policy classroom realities. This study explores organization inconsistencies Assessment Policy Framework (APF) School-Based (SBA) educational institutes. Data were collected using...

10.63056/acad.004.01.0158 article EN 2025-03-01

Carpal tunnel syndrome (CTS) is the most common compressive entrapment neuropathy caused by compression of median nerve at wrist space known as carpal tunnel. The epidemiologic factors related to CTS include genetic, medical, social, vocational, and demographic factors. symptoms experienced pain, paresthesia, numbness in distribution. If left untreated, it can lead irreversible damage, causing a loss hand function. Body mass index (BMI) has been attributed risk factor for development CTS. We...

10.7759/cureus.1519 article EN Cureus 2017-07-26

Acute colonic pseudo-obstruction (ACPO) is a functional bowel obstruction characterised by dilatation in the absence of mechanical on imaging. Complications include ischaemia, perforation and death. The aim this study was to explore outcomes for patients treated ACPO assess adherence current treatment guidelines. This retrospective service evaluation included with diagnosis between 1 March 2018 31 2023. Process measures were identified following discussion clinical team from published...

10.1308/rcsann.2024.0017 article EN cc-by Annals of The Royal College of Surgeons of England 2024-03-06

Key Clinical Message Endoscopic ultrasonography (EUS) is crucial in diagnosing gastrointestinal sarcoidosis, especially when patients exhibit refractory abdominal symptoms. Our case highlights the significance of considering sarcoidosis such cases and emphasizes utility EUS for accurate diagnosis guiding appropriate treatment. Abstract Gastrointestinal a rare challenging manifestation that often presents with nonspecific symptoms, making complex process. We report 46‐year‐old African...

10.1002/ccr3.8623 article EN cc-by Clinical Case Reports 2024-03-01

Undifferentiated embryonal sarcoma of the liver (UESL) is a malignancy mesenchymal origin observed predominantly in pediatric population and very rarely adults. We describe case 21-year-old male who presented with acute onset right upper quadrant pain distention. Physical examination patient revealed tenderness lower border palpable, 4 cm below costal margin. Laboratory tests performed on admission showed that patient's function tests, urinalysis, complete blood count, basic metabolic panel...

10.7759/cureus.1759 article EN Cureus 2017-10-08

The objective of this study was to assess the effectiveness triamcinolone in combination with pentoxifylline and vitamin E treatment patients level two three oral submucous fibrosis.The aimed compare efficacy corticosteroid injections (triamcinolone) versus therapy stage fibrosis. A total 42 participants indications features fibrosis were enrolled between January 2020 September 2021. patients' age mouth opening evaluated, descriptive statistics paired t-test used for analytical...

10.1177/20503121231200757 article EN cc-by-nc SAGE Open Medicine 2023-01-01

10.1046/j.1471-0528.2003.01157.x article EN BJOG An International Journal of Obstetrics & Gynaecology 2003-02-01

A 71-year-old female presented to the emergency department with worsening dyspnea, dry cough, malaise, weight loss, fever, chills, and diaphoresis for one week. The patient had been hospitalized four weeks prior right knee methicillin-resistant Staphylococcus aureus (MRSA) bursitis was initially treated IV vancomycin but switched daptomycin at time of discharge convenience dosing. On presentation ED, vitals were normal. Physical examination revealed bilateral scattered rhonchi crepitations....

10.7759/cureus.30521 article EN Cureus 2022-10-20
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