33 results
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
S1 => Weakened stability ... XR — scotty dog sign ... Spondylolisthesis #MSK ... #diagnosis #pathophysiology ... #signs #symptoms
Stress Fracture: Pathogenesis and clinical findings
Abnormal biomechanics, Repetitive impact activities
=> Repetitive subthreshold mechanical loading
=> Bone strain
=>
micro-damage exceeds ability ... StressFractures #msk ... #orthopedics #pathophysiology ... #symptoms #signs
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Scleritis, Heart Disease ... Nodules, Pulmonary Disease ... : Atlantoaxial Instability ... RA #diagnosis #rheumatology ... #signs #symptoms
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Syndrome (SIS): Signs ... and Symptoms ... underlying rotator cuff ... #symptoms #msk ... #pathophysiology
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
onto lateral hip Signs ... : • Inability ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms
Positive Shrug Sign for Rotator Cuff Injury

The "Shrug Sign” is the inability to lift the arm
Positive Shrug Sign ... for Rotator Cuff ... ” is the inability ... disease. ... clinical #video #msk
Shoulder Shrug Sign for Rotator Cuff Injury

The "Shrug Sign” is the inability to lift the arm
Shoulder Shrug Sign ... for Rotator Cuff ... ” is the inability ... disease. ... clinical #video #msk
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
intervertebral disc disease ... MeralgiaParesthetica #MSK ... #pathophysiology ... differential #diagnosis #signs ... #symptoms
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
When present, symptoms ... , signs, and complications ... • "Vasomotor" symptoms ... von Willebrand disease ... #hematology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Dehydration • Symptoms ... WBC >100k, + lab signs ... Lysis Syndrome: • Pathophysiology ... diagnosis #management #hematology