39 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... in ACL-deficient ... and a chronic ACL ... dr.dold.md #Pivot #Shift ... #PivotShift #test
Normal (Negative) Pivot-Shift Test for ACL Knee Injury

Andrew Dold, MD @dr.dold.md

#Pivot #Shift #PivotShift #test #ACL #Knee
Negative) Pivot-Shift ... Test for ACL Knee ... dr.dold.md #Pivot #Shift ... #PivotShift #test ... #ACL #Knee #Injury
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Hypokalemia - Differential ... that is leaky all ... (transcellular shift ... #Hypokalemia #Differential ... Algorithm #Causes #workup
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
Pivot Shift test ... indicating likely ACL ... #PivotShift #test ... #ACL #Knee #Injury ... PhysicalExam #Sports #Orthopedics
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Workup for Hyperphosphatemia ... - Differential ... Transcellular Shift ... Hyperphosphatemia #Differential ... Diagnosis #Framework #Workup
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Increased EC shift ... • Exogenous (KCL ... #hyperkalemia #differential
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Intracellular Shift ... #Hypokalemia #Differential ... Diagnosis #Causes #Workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Transcellular Shift ... Hypophosphatemia #Differential ... Diagnosis #Framework #Workup
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Transcellular Shift ... Hypophosphatemia #Differential ... nephrology #phosphorus #workup
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... Shift Work) Sleep ... Fatigue #Sleepiness #Differential