5 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... acidosis (Types ... Diagnosis #Low # ... Potassium #Table ... #Classification
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... anions • Renal tubular ... acidosis • Gitelman's ... Algorithm #Causes #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Transient renal tubular ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table ... #Classification
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
distal convoluted tubule ... alkalosis • Normal or low ... ratio 0.5%) Differential ... syndrome, Renal tubular ... acidosis (RTA))
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Acidosis B. ... uropathy, post-acute tubular ... Drug-associated: heparin, low-molecular-weight ... #Differential # ... High #Potassium #Classification