18 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Normal Acid-Base: Low ... Loop and thiazide diuretics ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... - Diuretics ... Differential #Diagnosis #Low ... #Potassium #Table ... Classification #Causes
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Diuretics - Pharmacology ... Piretanide Potassium ... #Pharmacology # ... nephrology #conversion ... loop #thiazide #classes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypertensive: • High Al, Low ... Renin-secreting tumor • Low ... >20 mEq/24 h - Diuretics ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... consumption • Low ... Alkalosis: Emesis, Diuretics ... #nephrology #low
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
aldosterone which does a lot ... sodium, which causes ... inhibiting drug classes ... diuretic, which ... ReninAngiotensinAldosteroneSystem #RAAS #Pharmacology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... , Potassium depletion ... Hypomagnesemia #Causes ... differential #diagnosis #nephrology ... #magnesium #low
Furosemide (Lasix) Pharmacology
 • IV Furosemide in Acute Heart Failure
 • Causes of Diuretic Resistance
 •
Furosemide (Lasix) Pharmacology ... Heart Failure • Causes ... of Diuretic Resistance ... • Approach to Diuretic ... #nephrology #pathophysiology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... can be high or low ... Uosm <100): Renal Losses ... differential #diagnosis #table ... #sodium #nephrology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... hypokalemia (or low ... #Pathophysiology