13 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity ... • Radial Nerve ... sarahthelyon #Upper #Extremity ... #differential #diagnosis ... #Neuropathy #anatomy
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Conditions Erb's Palsy ... nerve in the radial ... #UpperLimb #Extremity ... Dermatomes #Myotomes #diagnosis
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... • Thus a PIN palsy ... palsy recovers there ... #Nerve #Anatomy ... #diagnosis #neurology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
Distal Radius Fracture ... Distal radius ... fracture, median nerve ... Colles #Distal #Radiology ... #XRay #Diagnosis
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 ... Wrist #Carpal #Radiology ... #XRay #Diagnosis
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Pathogenesis of X-ray ... metastases are often "radio-dense ... metastases are often "radio-lucent ... BoneTumors #Malignant #Radiology ... #Diagnosis #XRay
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... anterior interosseous nerve ... dislocation + radial ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis
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 ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis
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 ... Forearm #Ulnar #Radiology ... #XRay #Diagnosis
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
the mastoid air cells ... • Through aditus ... bone): facial nerve ... palsy • Posteriorly ... signs #symptoms #diagnosis