56 results
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
Thoracodorsal Nerve Elbow ... Musculocutaneous Nerve Elbow ... Radial Nerve Wrist ... Fingers Abduction T1 Ulnar ... #MuscleGroups #MSK
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Presentations • Wrist ... • Claw Hand - Ulnar ... Differential #Diagnosis #MSK
Cozen’s Test for Lateral Epicondylitis ("Tennis Elbow")

Also known as the "resisted wrist extension test".  
With
the "resisted wrist ... With the elbow extended ... hand in a fist, ask ... dorsiflex the wrist ... #physicalexam #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
duck sign" on lateral ... duck sign" on lateral ... distal to distal ulna ... , pain with wrist ... Orthopedics #Sports #MSK
Cozen's Test for Lateral Epicondylitis (Tennis Elbow)

The examiner should stabilize the elbow with patient's forearm fully
Cozen's Test for Lateral ... stabilize the elbow ... Lateral elbow pain ... with resisted wrist ... video #sports #msk
Cozen's Test for Lateral Epicondylitis

Cozen's test assesses for lateral epicondylitis. Lateral elbow pain with resisted wrist
Cozen's Test for Lateral ... Lateral elbow pain ... with resisted wrist ... Epicondylitis #elbow ... video #sports #msk
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
Antecubital Fossa Elbow ... C6 Dorsal Thumb Wrist ... Middle Finger Elbow ... Flexion None T1 Ulnar ... Hamstring Reflex S1 Lateral
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
aspect of the wrist ... examiner with the elbow ... The elbow is in ... flexion with the wrist ... #orthopedics #msk
Mill's Test for Lateral Epicondylitis ("Tennis Elbow")

With the elbow fully extended and forearm pronated, passively flex
Epicondylitis ("Tennis Elbow ... ") With the elbow ... passively flex the wrist ... Epicondylitis #Tennis #Elbow ... #physicalexam #msk
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Instability (MCI) of the Wrist ... extended, and when ulnar ... deviation of the wrist ... #Instability #Wrist ... #msk #orthopedics