Ritonavir-Boosted Nirmatrelvir (Paxlovid)
Nirmatrelvir is an orally bioavailable protease inhibitor that is active against MPRO, a viral protease that plays an essential role in...
Hyponatremia in Emergency Medicine
Practice Essentials Serum sodium concentration and serum osmolarity normally are maintained under precise control by homeostatic...
Hypernatremia in Emergency Medicine
Practice Essentials Sodium levels are tightly controlled in a healthy individual by regulation of urine concentration and an intact...
Initial Evaluation and Management of the Burn Patient
Overview Outcomes for burn patients have improved dramatically over the past 20 years, yet burns still cause substantial morbidity and...
ECDC - WHO Regional Office for Europe Hepatitis of Unkwons Origin In Children Surveillance Bulletin
Summary This report provides an overview of the cases of hepatitis of unknown origin in children aged 16 years and below reported to ECDC...
Hypokalemia in Emergency Medicine
Practice Essentials Hypokalemia is defined as a potassium level of less than 3.5 mEq/L, while moderate hypokalemia is a serum level of...
Hyperkalemia in Emergency Medicine
Practice Essentials Hyperkalemia is defined as a potassium level greater than 5.5 mEq/L. [1] It can be difficult to diagnose clinically...
Hypercalcemia in Emergency Medicine
Practice Essentials Hypercalcemia is a disorder that most commonly results from malignancy or primary hyperparathyroidism. [1, 2, 3, 4,...
Calcium Channel Blocker Toxicity
Practice Essentials Ingestion of excessive calcium channel blocker (CCB) agents is one of the most potentially lethal prescription drug...
Viral Hepatitis
Background Hepatitis, a general term referring to inflammation of the liver, may result from various causes, both infectious (ie, viral,...