5 results
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... Framework Rule ... resp. alkalosis ... #Framework #Workup ... #phosphate #nephrology
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
in the distal tubule ... Hypokalemia Metabolic alkalosis ... Contraction → ↑ Renin ↑ Ca ... Pathophysiology #nephrology ... #diagnosis
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
- Differential Diagnosis ... Refeeding Syndrome, Acute ... Respiratory Alkalosis ... #Algorithm #nephrology ... #phosphorus #workup
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... postchronic hypercapnia (acute ... furosemide-like lesion) • Gitelman ... #Differential #Diagnosis ... #Causes #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Bartter syndrome, Gitelman ... in the proximal tubule ... #nephrology #differential ... #diagnosis