7 results
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... trauma_modern #Wrist ... #orthopedics #msk ... #sports #neurology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dislocation, distal radius ... #Wrist #Carpal ... #Radiology #XRay ... #Orthopedics #Sports ... #MSK
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
nerve injury ... nerve injury ... • Thus a PIN palsy ... nerve (or PIN) palsy ... Anatomy #diagnosis #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
trapezium, capitate, triquetrum ... , median nerve injury ... #Carpal #Radiology ... #Orthopedics #Sports ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... spared in this injury ... Saturday night palsy ... Myotomes #diagnosis #neurology
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
side of the wrist ... elbow flexion, wrist ... #Test #Reflex #neurology ... #orthopedics #msk ... #sports #IRR #Radial
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... injuries: distal radius ... Scaphoid #Carpal #Radiology ... #Orthopedics #Sports ... #MSK