7 results
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Interphalangeal Joint Dislocation ... Interphalangeal joint dislocations ... joint capsule. collateral ... prevent radial and ulnar ... Radiology #XRay #Diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Fracture of proximal ulnar ... with radial head dislocation ... Peak age 4-10 • Ulna ... the radial head dislocation ... Radiology #XRay #Diagnosis
Orthopedic Fracture Classification - Upper Limbs
Neer Classification of Proximal Humeral head Fractures:
 • 1-part
 • 2-part:
radioulnar joint and dislocation ... of radius with dislocation ... distal radius with dislocation ... with concomitant dislocation ... #Orthopedics #diagnosis
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
thumb injury to ulnar ... collateral ligament ... #differential #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... injuries: Perilunate dislocation ... distal radius or ulna ... Radiology #XRay #Diagnosis
Allen’s Test for Collateral Circulation

For the Allen test, you apply pressure to the radial and ulnar
Allen’s Test for Collateral ... the radial and ulnar ... #Allens #Test #Collateral ... Circulation #Radial #Ulnar ... #Perfusion #Diagnosis