28 results
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Algorithm Cl- ... alkalosis • Normal/low ... , Gitelman syndrome ... , a high urine chloride ... #differential #diagnosis
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Differential Diagnosis ... Algorithm - Urinary ... diarrhea), Sweat ... - Normal/low ... diarrhea, Kidney
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Algorithm Extra-renal ... Gl tract loss (Diarrhea ... • HTN, High Aldosterone ... #Algorithm #causes
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Low Kidney Phosphate ... GI Absorption: Chronic ... Diarrhea, Antacids ... Inappropriately High
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Malabsorption, Chronic ... diarrhea, Poor ... • Normal or High ... • Normal or Low
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
- Differential Diagnosis ... Algorithm - Low ... Phenytoin, Nephrotic Syndrome ... Hypoparathyroidism with Chronic ... #Algorithm #Phosphate
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
- Differential Diagnosis ... Algorithm - Low ... and High PTH LOW ... • Chronic ... Tumor lysis syndrome
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
- Differential Diagnosis ... Algorithm Low ... Infection) High ... #Anemia #MCV #Classification ... #Algorithm #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... #Differential #Diagnosis ... #Low #Magnesium ... #Table #Classification
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
- Differential Diagnosis ... Chloride Intoxication ... Loss of HCO3 - Diarrhea ... - High output ... Surgical drains - Chronic