7 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... • Refeeding syndrome ... Losses Non-renal ... losses (NG suction, diarrhea ... #nephrology #low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Malabsorption, Chronic diarrhea ... Transcellular Shift ... FEPO4 ≥ 5% - Renal ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Appropriately Low ... Absorption: Chronic Diarrhea ... Transcellular Shift ... #nephrology #phosphorus ... #workup
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
the extent of disease ... Manifestations: Renal ... : • Nephrotic syndrome ... cardiomyopathy GI: • Diarrhea ... Carpal tunnel syndrome
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Differential Diagnosis Algorithm ... <20mmol/d • Diarrhea ... Transcellular shift ... aldosterone • Renal ... #Hypokalemia #Nephrology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
life-threatening diseases ... Inflammatory eye disease ... mononeuritis multiplex WORKUP ... anti-GBM) Other tests ... #diagnosis #management
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal or low ... • Autoimmune disease ... Congenital chloride diarrhea ... #diagnosis #nephrology ... #management #pathophysiology