12 results
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
Thomas" sign to diagnosis ... Tenderness to anatomic ... #Dissociation #TerryThomas ... #Wrist #Scaphoid ... #XRay #Diagnosis
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Hand Nerve Injuries ... Presentations • Wrist ... #Injuries #Anatomy ... #Differential # ... Diagnosis #MSK #
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
commonly fractured carpal ... ulna, pain with wrist ... flexion and extension ... Triquetrum #Fracture #Wrist ... #XRay #Diagnosis
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... brings the long flexor ... it is not all carpal ... • Carpal tunnel ... #Anatomy #diagnosis
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... associated injuries: Carpal ... fracture, median nerve ... #Carpal #Radiology ... #XRay #Diagnosis
Scaphoid Fractures
The scaphoid is the most commonly fractured carpal bone. Remember, if a fracture is suspected
tenderness to the anatomic ... not seen on x-ray ... Tenderness to anatomic ... Scaphoid #Fracture #Wrist ... #XRay #Diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
C8 Elbow: • Flexion ... Pronation - C7, C8 Wrist ... : • Flexion - ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis
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 ... signs #symptoms #diagnosis
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... fracture, median nerve ... injury, acute carpal ... Distal #Radiology #XRay ... #Diagnosis #Management
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... C6 Dorsal Thumb Wrist ... Finger Finger Flexion ... NerveRoots #Levels #differential ... #diagnosis #Neurology