15 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... Catecholamines - Alkalosis ... #Low #Potassium ... #Table #Classification
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Algorithm - Urinary ... Congenital chloride diarrhea ... - Normal/low ... Gitelman syndrome, Hypomagnesemia ... acidosis: Chronic diarrhea
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
- Differential Diagnosis ... Acute Respiratory Alkalosis ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... Steatorrhea • Chronic Diarrhea
Hypomagnesemia - Etiologies by Mechanism

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

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Algorithm Transcellular ... Shift: • Alkalosis ... losses (NG suction, diarrhea ... vomiting) • Low
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
- Differential Diagnosis ... by Classification ... • Severe diarrhea ... obstruction to blood flow ... #Table #CriticalCare
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Algorithm Appropriately ... Low Kidney Phosphate ... Absorption: Chronic Diarrhea ... Acute Respiratory Alkalosis
What is the difference between ischemic colitis and mesenteric ischemia?
A common misnomer. Mesenteric ischemia and ischemic
initial treatment algorithms ... to nonocclusive low ... tenderness, bloody diarrhea ... #differences #diagnosis ... #table