31 results
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... Overhead throwing => Abduction ... Structural damage to nerves ... #signs #symptoms ... #orthopedics #pathophysiology
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
Reduction Shoulder ... dislocation. ... In cases where closed ... risk of axillary nerve ... clinical #video #dislocation
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... to the radial nerve ... in the median nerve ... Anterior Shoulder ... Dislocation - May
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Interscalene Brachial Plexus Nerve Block
Uses in the Emergency Department:
Ultrasound-Guided Regional Nerve ... Brachial Plexus Nerve ... Block Uses in ... mid-humerus fracture, reduction ... of shoulder dislocation
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Supraclavicular Brachial Plexus Nerve Block
Uses in the Emergency Department:
Brachial Plexus Nerve ... Block Uses in ... Emergency Department: reduction ... fractures and elbow dislocations ... distal to the shoulder
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
SIS): Signs and Symptoms ... + Painful arc test ... abduction + Neer's ... pain + Hawkin's test ... #msk #pathophysiology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK #pathophysiology ... #differential #
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Test (Upper-Limb ... Neuropathy Shoulder ... abduction → forearm ... finger extension → shoulder ... positive with symptom
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... • Neurologic symptoms ... a mass as the cause ... Cataract/Lens Dislocation ... #DoubleVision #Differential
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Superior gluteal nerve ... Fracture • Hip dislocation ... Decr ROM in hip abduction ... Trendelenburg #Gait #pathophysiology ... #causes #symptoms