17 results
Chronic Diarrhea - Differential Diagnosis Algorithm
Steatorrhea
 - Maldigestive
    • Pancreatic Insufficiency
 - Primary
Chronic Diarrhea ... - Differential ... Diagnosis Algorithm ... Insufficiency - Primary ... Hyperthyroidism Osmotic • Magnesium
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diagnosis Algorithm ... GI: • Small bowel ... diarrhea • Enteric ... : • Aluminum/Magnesium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
potassium(K) & magnesium ... Laxative use • Diarrhea ... mEq/g suggests urinary ... #differential # ... potassium #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... secreting tumor, Primary ... #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Diagnosis Algorithm ... - Urinary Chloride ... - Normal/low ... diarrhea, Kidney ... #causes #urinary
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... GI Absorption: Chronic ... Diarrhea, Antacids ... • N Vitamin D: Primary ... #nephrology #phosphorus
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... Hypomagnesemia #Differential ... #Diagnosis #Low ... #Magnesium #Table
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Diagnosis Algorithm ... Osmotic diuresis (see ... mannitol, glucosuria Low ... loss • Watery Diarrhea ... Hypernatremia #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Malabsorption, Chronic ... diarrhea, Poor ... • Normal or Low ... Workup #phosphate #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
biliary fistula, Diarrhea ... intake, Small bowel ... Hypomagnesemia #Causes #differential ... #diagnosis #nephrology ... #magnesium #low