8 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... nerve in the radial ... Carpal Tunnel Syndrome ... #diagnosis #neurology ... sensory #motor #arm
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
fracture (scaphoid ... fracture, median nerve ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
tenderness to the anatomic ... fractures that are ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... Tenderness to anatomic ... injuries: distal radius ... #XRay #Diagnosis ... #Orthopedics #Sports
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... roots via the posterior ... • Thus a PIN palsy ... #Nerve #Anatomy ... #diagnosis #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... long arm • Ortho ... #Radiology #XRay ... #Diagnosis #Management ... #Orthopedics #Sports
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
are connected) ... • Through aditus ... bone): facial nerve ... palsyPosteriorly ... signs #symptoms #diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... drift of fingers, radial ... signs #symptoms #diagnosis