11 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 ... Extension S1 Inferior ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
x-ray review alignment ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
Avulsion or shearing injury ... -> Ligaments tear ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... signs #symptoms #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... brachial artery injury ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #MSK
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... (Shoulder, Elbow ... and Hip) - Diagnosis ... of dash board injury ... #Elbow #Hip #Diagnosis
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
all carpal bones should ... Thomas" sign to diagnosis ... • Due to injury ... scapholunate interosseous ligament ... #Sports #MSK
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... degrees of flexion, hip ... #Ligament #clinical ... #video #physicalexam ... #msk #orthopedics
Belly Press Test for Subscapularis Injury

An alternative to the lift-off test, or when the lift-off test
Subscapularis Injury ... movement of the wrist ... of elbow. ... #video #physicalexam ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... spared in this injury ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Sacroiliac Distraction Test

The examiner applies downward and lateral pressure to the bilateral ASIS , the effect
distraction force to the anterior ... indicating SI Joint injury ... clinical #video #physicalexam ... #hip #msk #sports ... #orthopedics