13 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... spared in this injury ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... fracture, median nerve ... injury • ED ... #XRay #Diagnosis ... #Orthopedics #Sports
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the nerve of elbow ... the wrist and elbow ... When clinically ... injury ... #Anatomy #diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... reduction using finger ... Radiology #XRay #Diagnosis
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Neuropathy Elbow ... forearm supination → wrist ... dorsiflexion/finger ... #ULNT2 #ULTT2 #clinical ... #video #physicalexam
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
forearm supination → wrist ... dorsiflexion/finger ... external rotation → elbow ... #ULNT1 #ULTT1 #clinical ... #video #physicalexam
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
Injury Patients ... #Injury #Finger ... #Hand #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Median Nerve Injury and Anhidrosis
Note dry skin that precisely matches a median nerve distribution (spares ulnar
Median Nerve Injury ... distribution (spares ... gunshot wound to the wrist ... wounds on volar wrist ... #Clinical #Photo
Froment's Sign - Ulnar Nerve Injury

Patients with compromise of the ulnar nerve will not be able
Injury Patients ... third fingers, ... #Injury #Hand # ... PhysicalExam #clinical ... #video #sports
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... extension and wrist ... consisting of finger ... #video #physicalexam ... orthopedics #msk #sports