42 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... vomiting) • Low ... Transcellular shifts ... Diagnosis #Algorithm #nephrology ... #low #potassium
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Transcellular Shift ... • Normal or Low ... - Normal or Low ... Workup #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia ... Redistribution/ Shift ... DTomacruzMD #Hypophosphatemia ... Algorithm #causes #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Appropriately Low ... Transcellular Shift ... , CAR-T cell #Hypophosphatemia ... Diagnosis #Algorithm #nephrology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia ... Zalman Agus #Hypophosphatemia ... #phosphorus #low ... #differential #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Rule out spurious hyperphosphatemia ... Transcellular Shift ... @aishaikh #Hyperphosphatemia ... Workup #phosphate #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... • IV Fluids Shift ... potassium intracellularly ... Sodium bicarbonate Potassium ... #nephrology
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia ... 2,3-DPG which shifts ... weakness (defined as low ... inspiratory pressure or low ... -DPG causing a shift
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... Algorithm #causes #potassium ... #low #pathophysiology