96 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... to make the OK sign ... #Anterior #Interosseous ... Peripheral #Injury #OK #Sign ... sports #neurology #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... the scapholunate interosseous ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... blade of grass sign ... subchondral cyst, intraosseous ... ) • Enostosis/bone ... #Differential #Radiology
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
strength of muscle, tendon ... and underlying bone ... joint capsule or bone ... Dislocation #Diagnosis #signs ... symptoms #msk #orthopedics
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
different types of bone ... • Aneurysmal bone ... blade of grass sign ... subchondral cyst, intraosseous ... Differential #Diagnosis #Radiology
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
posterior) and bone ... anterior sail sign ... Neuropraxia (anterior interosseous ... can't make A-OK sign ... Elbow #Humerus #Radiology
OK Sign - Interosseous Nerve Injury

Patients with compromise of anterior interosseous nerve will not be able
OK Sign - Interosseous ... compromise of anterior interosseous ... perform the OK sign ... #Abnormal #Interosseous ... #sports #msk #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
disruption (may be bony ... terminal extensor tendon ... Exam: Swollen and tender ... Discharge with orthpedic ... Mallet #Finger #Radiology
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases - One ... - Air Crescent sign ... - Monod sign ... #differential #radiology
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... common carpal bone ... "pooping duck sign ... Wrist #Carpal #Radiology