13 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
Radial Nerve Wrist ... Radial Nerve Fingers ... Median Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
in the lunate ("tea ... dorsally and no longer ... sit in lunate "tea ... , median nerve injury ... #Sports #MSK
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... indicating cervical injury ... #hand #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Boyes' Test - Flexor Digitorum Superficialis Finger Examination

Evaluate the injured finger for flexion.
Inability to flex the
Evaluate the injured ... partial or complete tear ... #hand #PhysicalExam ... video #sports #msk ... #orthopedics #flexor
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
elbow flexion, wrist ... consisting of finger ... #Test #Reflex #neurology ... clinical #video #physicalexam ... #orthopedics #msk
Elson's Test - Extensor Digitorum Finger Examination

Elson's test evaluates for partial or complete tear of the
partial or complete tear ... extend at the PIP ... #Hand #PhysicalExam ... video #sports #msk ... #orthopedics #extensor
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
forearm supination → wrist ... dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Flexor Digitorum Profundus Test

Isolate the distal interphalangeal joint over the edge of the table and observe
to flex at the DIP ... partial or complete tear ... #Hand #PhysicalExam ... video #sports #msk ... #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
forearm supination → wrist ... dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT