11 results
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Common Hand Fractures ... of extensor tendon ... thumb injury to ulnar ... #Fractures #XRay ... #Radiology #Wrist
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
dorsum of the hand ... flexion and extension ... • ED Management ... #Wrist #Carpal ... #Radiology #XRay
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Injuries Rock - Median ... (4%), Radius & Ulnar ... • Extension of ... wrist & MCP joint ... Small muscles of hand
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... extension • ... fracture (scaphoid ... , median nerve injury ... #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
musculocutaneous) • Extension ... Pronation - C7, C8 Wrist ... ) • Extension ... • Extension - C7 ... Carpal Tunnel Syndrome
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... , median nerve injury ... , acute carpal tunnel ... Distal #Radiology #XRay
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... box, pain with wrist ... extension • Possible ... #TerryThomas #Wrist ... #Radiology #XRay
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
ulnar displacernent ... phalanx to enable extension ... phalanx to enable extension ... IPJoint #Radiology #XRay ... #Hand #Orthopedics
Extensor Carpi Ulnaris (ECU) Synergy Test for ECU Tendinitis

With the patient's hand supinated, the examiner grasps
Extensor Carpi Ulnaris ... palpating the ECU tendon ... aspect of the wrist ... #carpi #ulnaris ... Tendinitis #clinical #video
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
• Plasma cells ... Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... Boutonniere's ulnar