20 results
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Decreased Intake: - Fasting ... hypomagnesemia), Eating ... #Causes #differential ... #diagnosis #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Cerebral salt wasting ... , UNa < 20 • Nephrotic ... #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Diagnosis Poor ... Urinary Losses - Diuretics ... type 4) - Salt wasting ... Low #Potassium #Table ... Classification #Causes
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
, Differential Diagnosis ... Cirrhosis - Nephrotic ... Glucocorticoid deficit - Hypokalemia ... hyponatremia - Diuretics ... #Table #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... >20 mEq/24 h - Diuretics ... #Algorithm #nephrology ... #causes #low #potassium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Malignancy True hypovolemia ... especially thiazide diuretics ... Cirrhosis • Nephrotic ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Malignancy True hypovolemia ... especially thiazide diuretics ... Cirrhosis • Nephrotic ... #Hyponatremia #Nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypercalcemia - Hypokalemia ... Familial renal Mg wasting ... #Differential #Diagnosis ... Low #Magnesium #Table ... Classification #Causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
Present (Uosm ≥100): Hypovolemia ... failure, Cirrhosis, Nephrotic ... #differential #diagnosis ... #table #sodium ... #nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Hyperreflexia: • Hypocalcemia ... Hyperreflexia #Testing ... #diagnosis #table ... #neurology