9 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
Fingers Flexion C8 Median ... Hip Extension S1 Inferior ... Gluteal Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
x-ray review alignment ... identified but anterior ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
location of olecranon relative ... injuries: Fractures (medial ... , neuropraxia (anterior ... Complex, pending orthopedic ... #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
muscle, tendon, ligaments ... muscles, tendons, ligaments ... Diagnosis #signs #symptoms ... #msk #orthopedics ... #pathophysiology
Lachman Test for Anterior Cruciate Ligament (ACL) Injury

In this patient the test is positive on the
Lachman Test for Anterior ... Cruciate Ligament ... the right and negative ... #physicalexam #knee ... #sports #msk #orthopedics
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
x-ray review alignment ... capitellum (age 1), radial ... II-IV, pending orthopedic ... Diagnosis #Management #Orthopedics ... #MSK
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
shearing injury -> Ligaments ... FemoralHead #Fractures #msk ... #diagnosis #pathophysiology ... #signs #symptoms ... #orthopedics
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Stabbing) - Negative ... lateral inguinal ligament ... (near anterior ... MeralgiaParesthetica #MSK ... #pathophysiology
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
supine and with the knee ... translation of the tibia relative ... #Cruciate #Ligament ... #physicalexam #msk ... #orthopedics #sports