9 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... of hypokalemia ... time (urinary or GI ... varunnephro #Hypokalemia ... #Causes #workup
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Diagnosis Algorithm ... - Increased GI ... Refeeding Syndrome #Hypokalemia
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... R/O Pseudo-hyperkalemia ... • Excessive fist ... plasma [K+] #Hyperkalemia ... #causes #potassium
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... NephTwitter) #Hypokalemia ... #Differential # ... #Causes #Workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... - Hypokalemia ... Hypomagnesemia #Differential ... Classification #Causes ... #Workup #hypomg
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... Metabolic acidosis - Hyperkalemia ... cantaloupe #hyperkalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... Metabolic acidosis - Hyperkalemia ... images/12834 #hyperkalemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... - Differential ... Diagnosis Algorithm ... in isolation) GI ... Liddle's syndrome #Hypokalemia
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Alkalosis • Hypokalemia ... Increased Excretion - GI ... endocrinology #causes