74 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
Innervation of Muscles Shoulder ... Axillary Nerve Shoulder ... Radial Nerve Wrist ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Seated Flexion Test for Sacroiliac Dysfunction

In the seated flexion test the patient should have their feet
test the patient should ... #Dysfunction #Hip ... #PhysicalExam # ... clinical #video ... #sports #msk #orthopedics
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Test (FAIR Test - Flexion ... Rotation) Flex the hip ... lumbar #clinical #video ... #physicalexam # ... msk #sports #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... , median nerve injury ... • ED Management ... #MSK
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
: Hyperflexion injury ... that is fixed in flexion ... Discharge with orthpedic ... #Hand #Orthopedics ... #MSK
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
reflex) Flexion ... indicating cervical injury ... clinical #hand #video ... #physicalexam # ... msk #orthopedics
Interphalangeal Joint Dislocation
Interphalangeal joint dislocations almost always occur dorsally, look for associated avulsion fractures! Here's a
Hyperextension injury ... tendon) • ED Management ... Discharge with orthopedic ... #Hand #Orthopedics ... #MSK
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
elicits elbow flexion ... Video by Mujtaba ... neurology #clinical #video ... #physicalexam # ... orthopedics #msk
Varus Stress Test for LCL Injury on Knee Physical Exam

The knee is examined in extension and
Stress Test for LCL Injury ... extension and 20-30° flexion ... Test #Knee #LCL #PhysicalExam ... #clinical #video ... #sports #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... C8 Elbow: • Flexion ... spared in this injury ... Anterior Shoulder ... sensory #motor #arm #physicalexam