11 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... box, pain with wrist ... Thumb spica • Ortho ... MH/CCF/CWRU EM ... #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Sugar tong • Ortho ... MH/CCF/CWRU EM ... #Wrist #Carpal ... Radiology #XRay #Diagnosis ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
injuries: Perilunate dislocation ... Splint: Volar • Ortho ... MH/CCF/CWRU EM ... #XRay #Diagnosis ... #Sports #MSK
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
Thumb spica • Ortho ... MH/CCF/CWRU EM ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis ... #Sports #MSK
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... injury, acute carpal ... Sugar tong • Ortho ... MH/CCF/CWRU EM ... #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
, due to EDS and ... splint • Ortho ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
caused by disruption ... PIP joint • Ortho ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... thumb and middle finger ... aspect of the wrist ... clinical #video #physicalexam ... #msk #orthopedics
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
injury, elbow dislocation ... Type I, DC with ortho ... MH/CCF/CWRU EM ... Radiology #XRay #Diagnosis ... #MSK