28 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 ... Nerve Shoulder ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder ... - Differential Diagnosis ... abduction 3. ... #Differential #Diagnosis ... #Algorithm #MSK
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
held in slight abduction ... procedural sedation and reduction ... injury, difficult reduction ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Overhead throwing => Abduction ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... : • Abduction ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Shoulder Impingement ... abduction + Neer's ... Syndrome #SIS #diagnosis ... signs #symptoms #msk ... #pathophysiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Capsulitis (Frozen Shoulder ... ) or Prolonged shoulder ... FrozenShoulder #pathophysiology ... #diagnosis #symptoms ... stages #staging #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Decr ROM in hip abduction ... Trendelenburg #Gait #pathophysiology ... symptoms #signs #diagnosis ... #msk
Anterior Shoulder Dislocation on POCUS
POCUS diagnosis, intraarticular block, and confirmating reduction... then discharge. 

- VCU Ultrasound
Anterior Shoulder ... on POCUS POCUS diagnosis ... and confirmating reduction ... #Anterior #Shoulder ... Dislocation #POCUS #msk
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
capitate ("apple") should ... tea cup") which should ... sedation and emergent reduction ... Radiology #XRay #Diagnosis ... Orthopedics #Sports #MSK