31 results
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 ... #MSK
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Nerve Wrist Extension ... C6 Radial Nerve ... Fingers Flexion ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... onto outstretched hand ... fracture, median nerve ... #Carpal #Radiology ... #Sports #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... Examination Left hand ... Nerve #Palsy #PhysicalExam ... #clinical #video ... #orthopedics #msk
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
pre-axial hand ... ring and little finger ... • Carpal tunnel ... where the index finger ... diagnosis #neurology #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
: • Flexion - ... aracteristic "claw hand ... nerve in the radial ... Carpal Tunnel Syndrome ... sensory #motor #arm #physicalexam
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Fully flex wrists ... dorsal surfaces of hands ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Fully flex wrists ... dorsal surfaces of hands ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
onto outstretched hand ... dorsum of the hand ... flexion and extension ... dislocation, distal radius ... #Sports #MSK
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... of the index finger ... #clinical #hand ... #video #physicalexam ... #msk #orthopedics