273 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... #Hypokalemia #Differential ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... • Refeeding syndrome ... losses (NG suction, diarrhea ... vomiting) • Low
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
- Differential ... Diagnosis Algorithm ... • Short Bowel Syndrome ... #Diarrhea #Differential ... #Diagnosis #Algorithm
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... Malabsorption, Chronic diarrhea ... • Normal or Low ... - Normal or Low
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Irritable bowel syndrome ... Malabsorption syndromes ... Irritable bowel syndrome ... algorithm #workup #diagnosis ... #differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
losses - Chronic diarrhea ... - Gitelman syndrome ... - Hungry bones syndrome ... Hypomagnesemia #Differential ... #Diagnosis #Low
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Hypomagnesemia - Differential ... Diagnosis Algorithm ... Urine Mg < 10g • Diarrhea ... • Gitelman's syndrome ... Hypomagnesemia #Magnesium #Low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Gastrointestinal loss: Diarrhea ... Low-normal EABV ... , Low Plasma HCO3 ... urine #potassium #differential ... #algorithm #diagnosis
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Appropriately Low ... Absorption: Chronic Diarrhea ... #Diagnosis #Algorithm
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... • Refeeding Syndrome ... • Small bowel diarrhea ... #Diagnosis #Algorithm