30 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... #differential # ... nephrology #magnesium #low
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... #Differential # ... Diagnosis #Low # ... Magnesium #Table #Classification ... #Causes #Workup
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Diagnosis #Low # ... Potassium #Table ... #Classification ... #Causes
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Algorithm R/O Pseudo-hyperkalemia ... plasma [K+] #Hyperkalemia ... Diagnosis #Algorithm #causes ... #potassium #high
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... Diuretics • Hypercalcemia-PTH ... #Magnesium #Low ... #Causes #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential ... • Skin and/or ... Renal K loss • Hypomagnesemia-induced ... #nephrology #potassium
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... Medication • Hypomagnesemia ... Diagnosis #Algorithm #Causes ... #Classification
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
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... losses: • High Blood ... consumption • Low ... diagnosis #Algorithm #differential ... #low