

Cavernous Sinus Thrombosis
Background Cavernous sinus thrombosis (CST) was initially described by Bright in 1831 as a complication of epidural and subdural...


Wellens Syndrome
Background Wellens syndrome was first described in the early 1980s by de Zwaan, Wellens, and colleagues, who identified a subset of...


Astra Zeneca Vaccine Image review
This vaccine is a viral vector vaccine, similar to Johnson and Johnson and SputniK. Mechanism of Action Vaccine is composed of a...


COVID-19 vaccine, viral vector-Janssen
Dosing & Uses ADULT Dosage Forms & Strengths injection, suspension 5x1010 virus particles/0.5mL (5 doses per vial) COVID-19 Disease...


The Approach to the Poisoned Patient
Overview Most toxicologic exposures involve ingestions or localized chemical/biologic exposures involving single individuals with limited...


Hemorrhagic Stroke
Practice Essentials In hemorrhagic stroke, bleeding occurs directly into the brain parenchyma. The usual mechanism is thought to be...


COVID-19 vaccine, mRNA-Pfizer
Dosing & Uses ADULT Dosage Forms & Strengths injection, frozen suspension concentrate 30 mcg/0.3mL (multiple-dose vial) COVID-19 Disease...


ABDOMINAL PAIN History Taking
History Taking in ED 1. Introduce. Check patient's identity, ask for comfort and pain relief 2. Ensure the patient is safe. Consider...


Hemolytic-Uremic Syndrome
Practice Essentials Hemolytic-uremic syndrome (HUS) is a clinical syndrome characterized by progressive renal failure that is associated...











































