50 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Medications Renal ... Losses Non-renal ... #nephrology #low ... #potassium
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... Transcellular Shift ... CKD Increased Renal ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia ... Differential Diagnosis Algorithm ... Transcellular Shift ... Increased Excretion - Renal ... Differential #Diagnosis #Algorithm
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia ... Differential Diagnosis Algorithm ... Redistribution/ Shift ... bone syndrome • Renal ... #causes #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Transcellular Shift ... FEPO4 ≥ 5% - Renal ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Differential Diagnosis Algorithm ... Transcellular Shift ... PO4 < 20%: • Renal ... Context of Impaired Renal ... Differential #Diagnosis #Algorithm
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Differential Diagnosis Algorithm ... Transcellular Shift ... #nephrology #phosphorus ... #workup
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia ... Diagnostic Algorithm ... - 1° HPT - 1° Renal ... low #diagnosis #Algorithm ... #differential #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... minutes) Decrease potassium ... • IV Fluids Shift ... (if preserved renal ... #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Differential Diagnosis Algorithm ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology ... Differential #Diagnosis #Algorithm