33 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 ... Shoulder Adduction ... Hip Flexion L2 ... Hip Extension S1 ... MuscleGroups #MSK #Orthopedics
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... anterior interosseous nerve ... Management: Simple, pain ... Complex, involve orthopedics ... Complex, pending orthopedic
Reduction of Anterior Shoulder Dislocation

This young man presented to the ER with a Shoulder Dislocation. He
the ER with a Shoulder ... was in so much pain ... Watch how smoothly his ... shoulder slides ... an Interscalene Nerve
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Rotation) Flex the hip ... internally rotate the hip ... compress the sciatic nerve ... Pain in the sciatic ... #msk #sports #orthopedics
Femoral Head Fracture: Pathogenesis and clinical findings
 • Posterior hip dislocation -> Impaction force from femoral
clinical findings • Posterior ... hip dislocation ... femoral head onto posterior ... Leg • Shooting pains ... signs #symptoms #orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... roots via the posterior ... • Thus a PIN ... #Anatomy #diagnosis ... #neurology #orthopedics
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
Orthopedic Dislocations ... (Shoulder, Elbow ... with rotation • Posterior ... flexed • Types: Posterior ... axis of femur #Orthopedics
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... rotation of the shoulder ... Structural damage to nerves ... capsule or bone -> Pain ... symptoms #msk #orthopedics
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
: Neuropraxia (posterior ... interosseous nerve ... ED Management: Pain ... control • Splint: Posterior ... DC with orthopedic
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... is the nerve of ... (AIN) palsy leaves ... #Anatomy #diagnosis ... #neurology #orthopedics