21 results
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... Fractures • Extension ... Small muscles of hand ... UpperExtremities #diagnosis ... #neurology
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
Radial Nerve Fingers ... Abduction T1 Ulnar ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
, the extension ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... ulnar displacernent ... Radiology #XRay #Diagnosis ... #Management #Hand ... #Orthopedics #MSK
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
Digitorum Finger ... the edge of the table ... extend at the PIP ... clinical #video #sports ... #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
distal to distal ulna ... extension • Possible ... distal radius or ulna ... Radiology #XRay #Diagnosis ... #Sports #MSK
Wartenberg Sign in Ulnar Neuropathy

Abnormal abductor the fifth finger due to ulnar neuropathy ( weakness of
abductor the fifth finger ... #Neuropathy #hand ... #pinky #finger ... #physicalexam #neurology ... #msk #sports #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 ... along the dorsal ulnar ... #physicalexam #msk ... #orthopedics #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... aracteristic "claw hand ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
no longer sitting ... pain with wrist extension ... associated injuries: Carpal ... Radiology #XRay #Diagnosis ... #Sports #MSK