16 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... losses (NG suction, diarrhea ... vomiting) • Low ... Differential #Diagnosis #Algorithm ... #nephrology #low
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 - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Metabolic Alkalosis - Urinary ... Chloride Algorithm ... diarrhea ... alkalosis • Normal/low ... #Algorithm #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
- Urinary Chloride ... diarrhea), Sweat ... - Normal/low ... acidosis: Chronic diarrhea ... #causes #urinary
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Appropriately Low ... Absorption: Chronic Diarrhea ... • N Vitamin D: Primary ... #nephrology #phosphorus
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Malabsorption, Chronic diarrhea ... Normal or High PTH: Primary ... • Normal or Low ... - Normal or Low ... Workup #phosphate #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... Laxative use • Diarrhea ... mEq/g suggests urinary ... differential #potassium #nephrology ... #low
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Algorithm Acidosis ... - RTA - Diarrhea ... Primary hyperaldo ... Causes #Workup #Nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... Gastrointestinal loss: Diarrhea ... #differential #algorithm ... #diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... <20mmol/d • Diarrhea ... #Nephrology #Differential ... #Diagnosis #Algorithm