11 results
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
anesthesia with an ACL tear ... That causes the ... #ACL #Knee #Injury ... Sports #Ortho #anterior ... cruciate #ligament #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Anterior Shoulder ... Dislocation - May ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
• These ovals are ... Case description ... Similar injury to ... #mri #clinical ... Radiology #diagnosis #msk
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
/100,000 per year ... Clinical Features ... Can begin in arms ... Albuminocytologic dissociation ... management #treatment #neurology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Posterior Knee Dislocation ... : ~25% cases. ... injury (25%) TEST ... >> LINK TO ACL TEARS ... #Injury #msk #clinical
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Chondrodysplasia Neurologic ... Superior gluteal nerve ... Trauma • Strains/ tears ... signs #diagnosis #msk
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Pathogenesis and Clinical ... Findings Compression/injury ... Straight Leg Raise Test ... anterior superior ... MeralgiaParesthetica #MSK
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... per 100,000 per year ... albuminocytologic dissociation ... and sensitive tests ... diagnosis #management #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Awareness • Injury ... threat Cranial Nerves ... If ok with ICU team ... Casey Albin MD @ ... #PhysicalExam #neurology
Transient Patellar Dislocation - MSK Radiology
Imaging Findings:
 • Hyperintense marrow edema of the anterolateral femoral condyle
- MSK Radiology ... disrupted at the anterior ... of the knee ... Quadriceps Tendon Tear ... #patella #knee