30 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... • Wrist Drop - Radial ... Nerve Injury • ... Injuries #Anatomy #Differential ... Diagnosis #MSK #Orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsal wrist, pain ... fracture, median nerve ... ED Management: Pain ... Disposition: Pending orthopedic ... Diagnosis #Management #Orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... nerve is the nerve ... • Thus a PIN ... nerve (or PIN) ... diagnosis #neurology #orthopedics
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... absent: lower back pain ... Raise Test - Pain ... pathophysiology #differential
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
lateral epicondyle > radial ... anterior interosseous nerve ... dislocation + radial ... Management: Simple, pain ... Complex, pending orthopedic
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
ulnar shaft with radial ... and missing the radial ... posterior interosseous nerve ... ED Management: Pain ... DC with orthopedic
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... the following symptoms ... • Associated symptoms ... the tragus to differentiate ... Otolaryngology #differential
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
capitellum (age 1), radial ... anterior interosseous nerve ... ED Management: Pain ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic symptoms ... Trauma Cranial Nerve ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Structural damage to nerves ... capsule or bone -> Pain ... Diagnosis #signs #symptoms ... #msk #orthopedics