21 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Diagnosis Poor ... NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... Catecholamines - Alkalosis ... #Low #Potassium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Transcellular Shift: • Alkalosis ... losses (NG suction, diarrhea ... vomiting) • Low ... #low #potassium
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Acute Respiratory Alkalosis ... • Hypokalemia ... • Hypomagnesemia ... • Small bowel diarrhea ... Steatorrhea • Chronic Diarrhea
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Algorithm - Urinary ... Congenital chloride diarrhea ... - Normal/low ... Gitelman syndrome, Hypomagnesemia ... acidosis: Chronic diarrhea
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... - RTA - Diarrhea ... Metabolic alkalosis ... #Diagnosis #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... • Normal/low ... Gitelman syndrome, Hypomagnesemia ... Chloride #urine #Algorithm ... #differential #diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... #Differential #Diagnosis ... #Algorithm #causes
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
- Differential Diagnosis ... Algorithm GI LOSS ... Urine Mg < 10g • Diarrhea ... #Magnesium #Low ... #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... losses - Chronic diarrhea ... Hypercalcemia - Hypokalemia ... #Differential #Diagnosis ... #Low #Magnesium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... Laxative use • Diarrhea ... consumption • Low ... - Metabolic Alkalosis ... #diagnosis #Algorithm