🧬 Intracellular Glucose Transport Overview: How Glucose Moves Inside the Cell
Learn how glucose-6-phosphate is transported into the ER lumen and converted into free glucose. Explore G6PT, G6PC, GLUTs, and unknown transporters in intracellular glucose transport.
Hyperkalemia: Causes, ECG Changes, and Management
Hyperkalemia (serum K⁺ >5.0 mEq/L) is a life-threatening electrolyte imbalance commonly tested on the USMLE. It affects cardiac conduction, leading to fatal arrhythmias if untreated. Understanding its causes, ECG findings, and emergency management is crucial for both the exam and clinical practice.