95 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... be performing a high-tibial ... dr.dold.md #Pivot #Shift ... #PivotShift #test
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... Transcellular shifts ... #Hypokalemia #Differential ... Diagnosis #Algorithm #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Hyperkalemia - Differential ... Transcellular Shift ... #Hyperkalemia #Nephrology ... #Differential #
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Transcellular Shift ... • Normal or High ... Low PTH: - High ... Workup #phosphate #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Transcellular Shift ... Inappropriately High ... Hypophosphatemia #Differential ... Diagnosis #Algorithm #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Hypokalemia - Differential ... (transcellular shift ... #Hypokalemia #Differential ... Causes #workup #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia - Differential ... Redistribution/ Shift ... Hypophosphatemia #Differential ... Algorithm #causes #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Intracellular Shift ... #Hypokalemia #Differential ... Causes #Workup #Nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... low, uric acid high ... - Urine sodium high ... #Hyponatremia #Differential ... Algorithm #Diagnosis #Nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Hyperphosphatemia - Differential ... Transcellular Shift ... Hyperphosphatemia #Differential ... Workup #phosphate #nephrology