12 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Assessment of Nerve ... Rock - Median Nerve ... • Extension of wrist ... adduction) OK Sign ... #Injury #UpperExtremities
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
common orthopedic injury ... common orthopedic injury ... variable gross wrist ... fracture, median nerve ... Distal #Radiology #XRay
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... with the distal radius ... fracture, median nerve ... injury • ED ... Carpal #Radiology #XRay
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... • Due to injury ... ("Terry Thomas sign ... injuries: distal radius ... Carpal #Radiology #XRay
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... Stimulation of nerve ... Swelling notable on Xray ... drift of fingers, radial ... RheumatoidArthritis #RA #pathophysiology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
Acute Closed Angle Glaucoma ... leads to optic nerve ... damage & blindness Signs ... #pathophysiology ... #ophthalmology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... capitellum (age 1), radial ... anterior interosseous nerve ... can't make A-OK sign ... brachial artery injury
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anterior interosseous nerve ... can't make A-OK sign ... ), ligamentous injury ... dislocation + radial ... Posterior #Radiology #XRay
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Traumatic brain injury ... meningeal irritation signs ... angle-closure glaucoma ... the trigeminal nerve ... differential #diagnosis #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
ganglion cell injury ... damage to optic nerve ... factors, oxidative injury ... #pathophysiology ... #ophthalmology