21 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 ... Fingers Abduction T1 Ulnar ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
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
Spinal Cord Injury ... C6 Dorsal Thumb Wrist ... Flexion None T1 Ulnar ... Dorsiflexion Knee ... differential #diagnosis #Neurology
Varus Stress Test for LCL Injury on Knee Physical Exam

The knee is examined in extension and
for LCL Injury ... is examined in extension ... and 20-30° flexion ... clinical #video #sports ... #msk #orthopedics
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
• Due to injury ... onto outstretched hand ... extension • Possible ... #Orthopedics #Sports ... #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
onto outstretched hand ... extension • ... , median nerve injury ... #Orthopedics #Sports ... #MSK
Hamstring Flexibility Test

Hamstring flexibility testing can also be performed with the hip and knee flexed to
performed with the hip and ... but if not the angle ... short of full extension ... clinical #video #sports ... #msk #orthopedics
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
, pain with wrist ... flexion and extension ... injuries: Perilunate dislocation ... #Orthopedics #Sports ... #MSK
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
ulnar deviates ... the wrist. ... extensor pollicis ... #physicalexam #sports ... #msk #orthopedics
Kleiger's Test for Syndesmotic Injury

Kleiger's evaluates for a syndesmotic injury. 
With the knee fixed, the foot
With the knee fixed ... is dorsiflexed and ... #leg #ankle #PhysicalExam ... clinical #video #sports ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Abduction - C8-T1 (ulnar ... spared in this injury ... Anterior Shoulder Dislocation ... Myotomes #diagnosis #neurology