Publications by authors named "Z Ali-Khan"

Granulomatosis with polyangiitis is a rare systemic disease that causes necrotizing granulomatous inflammation of small- and medium-sized blood vessels. We present the case of a 46-year-old male with medical history significant for chronic sinusitis, prior history of drug abuse, and a recent tooth infection. He was suspected to have infective endocarditis, but further workup revealed diagnostic findings of granulomatosis with polyangiitis.

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Infection from the dengue virus can manifest with a variety of clinical presentations. Cardiac involvement from dengue fever is a rarely reported phenomenon with significant morbidity and mortality. We illustrate the case of a 47-year-old male admitted to the hospital with fevers.

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Thebesian veins are microfistulae that drain the coronary arteries directly into one or more chambers of the heart. Persistence of these anomalous connections into adulthood can lead to shunting of blood away from the myocardium causing typical chest pain symptoms with electrocardiogram changes consistent with ischemia. We describe a case of a 77-year-old female who underwent ischemic evaluation for her symptoms found to have significant Thebesian veins.

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Article Synopsis
  • Endoscopic ultrasonography (EUS) is being evaluated as an effective method for diagnosing conditions related to the gallbladder and bile duct, especially in cases where initial transabdominal ultrasound (TUS) results are normal.
  • In a study involving 131 patients with biliary colic, EUS showed high sensitivity (92.9% for CBD stones and 98.8% for gallbladder microlithiasis) and specificity (100% for both) compared to TUS, which had much weaker agreement.
  • The results indicate that EUS is a more reliable diagnostic tool than TUS for detecting gallstones and microlithiasis, though the study's findings are limited by being conducted at a single
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Objective: Migrants and refugees are at a disadvantage in accessing basic necessities. The objective of this study is to assess the inequity in access, needs and determinants of COVID-19 vaccination among refugees and migrant populations in Pakistan.

Design: We conducted a mixed-method study comprising a cross-sectional survey and a qualitative study.

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