12 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... • Due to injury ... onto outstretched hand ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture, median nerve ... injury • ED ... #Wrist #Carpal ... #Orthopedics #Sports ... #MSK
Posterior Cruciate Ligament (PCL) Injury: Pathogenesis and Clinical Findings
Classification of PCL Iniuries
 • Partial: Translation <
: The PCL is injured ... structures, such as the ACL ... #Injury #MSK #Sports ... #pathophysiology ... classification #diagnosis
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... artery injury ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Femoral Cutaneous Nerve ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... #pathophysiology
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... Trauma • Strains/ tears ... Fracture • Hip dislocation ... symptoms #signs #diagnosis ... #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
Common peroneal nerve ... injury (25%) TEST ... -->>>> LINK TO ACL ... TEARS. ... #msk #clinical
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
cases/100,000 per year ... Guillain-Barre Pathophysiology ... • Weakness: Starts ... Paresthesias: Hands ... Albuminocytologic dissociation
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Mutism Pathophysiology ... : • Severe injury ... threat Cranial Nerves ... If ok with ICU team
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
per 100,000 per year ... complete paralysis of all ... albuminocytologic dissociation ... sensitive tests ... the underlying pathophysiology