33 results
Pivot-Shift Test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
Pivot-Shift Test ... a chronic ACL tear ... be performing a high-tibial ... #ACL #Knee #Injury ... Sports #Ortho #msk
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
a chronic ACL tear ... be performing a high-tibial ... #ACL #Knee #Injury ... ACLTear #clinical #video ... cruciate #ligament #msk
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... Transcellular Shift ... • Normal or High ... Low PTH: - High
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia - Differential ... Diagnosis Algorithm ... Transcellular Shift ... Inappropriately High ... #nephrology #phosphorus
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Diagnosis Algorithm ... Shift Work) Sleep ... Restless Legs Syndrome ... Disorders • Neurologic ... Parkinson's, MS)
Hyponatremia - Differential Diagnosis Algorithm
ADH Independent:
 • Tea and Toast Syndrome, Beer Potomania - Low solute
Diagnosis Algorithm ... Independent: • Tea ... and Toast Syndrome ... Treat with a high ... #causes #nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
HyperKalemia - Differential ... Diagnosis Increased ... K+: • Tissue injury ... • Tumor lysis syndrome ... glycosides • High
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
creatinine) • Cell shift ... mmol creatinine) High ... urine #potassium #differential ... #algorithm #diagnosis ... #nephrology
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Partial undersurface tear ... - Wearing high-heels ... Differential diagnosis ... #msk
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... • Trauma/Crush injury ... Intracellular Shift ... - Tumor lysis syndrome ... #nephrology