15 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... Diagnosis #Low # ... Potassium #Table ... Classification #Causes
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... #differential # ... #nephrology #magnesium ... #low
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... #differential # ... diagnosis #table ... #neurology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... Renal K loss • Hypomagnesemia-induced ... #differential # ... #nephrology #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... #Differential # ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Gitelman's syndrome #Hypokalemia ... #Differential # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypercalcemia - Hypokalemia ... #Differential # ... Diagnosis #Low # ... Magnesium #Table ... Classification #Causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low ... diagnosis #Algorithm #differential ... #potassium #nephrology ... #low
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... #Causes #differential ... #diagnosis #nephrology ... #magnesium #low
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
, mild hypomagnesemia ... alkalosis • Normal or low ... (renal potassium ... ratio 0.5%) Differential ... Supplement: • Potassium