7 results
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
the two decays ("1" ... and "3", respectively ... the repolarizing eflux ... #Pathophys #Pharmacology ... Antiarrhythmics #Classes
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Pathophysiology 1) ... Neurological event 2) Sodium ... from tubules 3) ... #hyponatremia # ... comparison
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... , Dehydration: neurologic ... post-obstructive 3) ... ([Na] / 140) - 1) ... #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
is usually caused ... Then, ask 3 questions ... 1) Is it hypotonic ... Treatment #management #nephrology ... #sodium
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Treatment Options 1. ... purposes, restrict to 1 ... hospitalization) 3. ... promoting passive sodium ... SIADH #Management #hyponatremia
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... conditions - Neurogenic ... heat illness → Hypernatremia ... Multi-system illness: 1. ... , ARDS, DIC) 3.
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... ventricles to relax ... Classification: CLASS 1 ... - Sodium Channel ... Classification #Classes