7 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
spacing between all carpal ... injuries: distal radius ... fracture, scaphoid ... • ED Management ... XRay #Diagnosis #Management
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
carpal bone. ... injuries: Perilunate dislocation ... , distal radius ... • ED Management ... XRay #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture (scaphoid ... styloid fracture ... injury • ED Management ... #Wrist #Carpal
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
RADIAL HEAD FRACTURE ... Radial head fractures ... injury, elbow dislocation ... • ED Management ... XRay #Diagnosis #Management
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... diagnosis #neurology #sensory ... #motor #arm #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Foot drop and sensory ... such as fibular fracture ... Narrowing of spinal canal ... #motor #leg #physicalexam
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
associated avulsion fractures ... ligaments (prevent radial ... , due to EDS and ... tendon) • ED Management ... XRay #Diagnosis #Management