11 results
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
with the distal radius ... associated injuries: Carpal ... fracture, median nerve ... #Carpal #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 ... pressure to the radial ... in your wrist for ... #Allens #Test #Collateral ... #Circulation #Radial
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... the nerve of pre-axial ... • Carpal tunnel ... Tendon, (Brachial) Artery ... #Anatomy #diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
onto outstretched hand ... variable gross wrist ... fracture, median nerve ... injury, acute carpal ... Distal #Radiology #XRay
Allen's Test on Physical Exam

Allen's Test is used to test the integrity of blood flow and
Allen's Test on ... Physical Exam Allen's ... through the radial ... arteries in the wrist ... #ulnar #radial
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Horner Syndrome Wrist ... drop - Occurs after ... nerve in the radial ... Carpal Tunnel Syndrome
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
onto outstretched hand ... Tenderness to anatomic ... box, pain with wrist ... injuries: distal radius ... #Radiology #XRay
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
examination: ○ Cranial ... nerves - tumors ... nerves V and VII ... Internal auditory artery ... (Labyrinthine artery
Hand X-Ray Anatomy and Interpretation Checklist
1. Soft tissues - Look carefully at the soft tissue over
Hand X-Ray Anatomy ... and wrist joint ... radiograph - the radius ... proximal to the carpal ... #XRay #Anatomy
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
small joints (wrists ... Stimulation of nerve ... Swelling notable on Xray ... boggy" joints, esp carpal ... drift of fingers, radial