11 results
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
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variable gross wrist ... injury, acute carpal ... reduction using finger ... #Radiology #XRay ... #Diagnosis #Management
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... onto outstretched hand ... extension • ... #XRay #Diagnosis ... #Management #Orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
ulna, pain with wrist ... flexion and extension ... dislocation, distal radius ... #XRay #Diagnosis ... #Management #Orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
bones should be ... onto outstretched hand ... extension • Possible ... injuries: distal radius ... #Radiology #XRay
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... ) Finger: • Mexion ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... Anterior Shoulder
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Hyperflexion injury with axial ... Discharge with orthpedic ... #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ligaments (prevent radial ... tendon) • ED Management ... IPJoint #Radiology #XRay ... #Diagnosis #Management ... #Hand #Orthopedics
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
Inverted Supinator Test ... extension and wrist ... consisting of finger ... Inverted #Supinator #Test ... #physicalexam #orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... middle finger with ... The patient radially ... aspect of the wrist ... physicalexam #msk #orthopedics
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
• Plasma cells ... Swelling notable on Xray ... boggy" joints, esp carpal ... ulnar drift of fingers ... , radial wrist deviation