41 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
Nerve Shoulder Adduction ... Radial Nerve Fingers ... Median Nerve Fingers ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Flexion and adduction ... #clinical #hand ... #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Hoffmann's Reflex on Physical Exam
The Hoffmann's reflex itself involves loosely holding the middle finger and flicking
holding the middle finger ... adduction of the ... and finger jerks ... PhysicalExam #clinical #neurology ... #UMN #video #Pyramidal
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
The Hoffmann's reflex ... adduction of the ... thumb on the same hand ... Abnormal #clinical #video ... #neurology #physicalexam
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Test - Flexion, Adduction ... ) Flex the hip ... lumbar #clinical #video ... #physicalexam #msk ... #sports #orthopedics
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
Exam: Swollen and ... Discharge with orthpedic ... #Radiology #XRay ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
. 2) Ask the patient ... to relax the hand ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video ... #neurology #PhysicalExam
Thigh adductor reflex

Researched with the patient seated (also in the supine position) by tapping the adductor
Thigh adductor reflex ... interposition of the finger ... semiologianeurologica #Thigh #Hip ... #adductor #reflex ... #neurology
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
and PIP joints ... reduction • Splint ... : Finger splint ... Diagnosis #Management #Hand ... #Orthopedics #MSK
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... , T1 (median) Reflexes ... Supinator - C5, C6 • Finger ... characteristic "waiter's tip ... Myotomes #diagnosis #neurology