42 results
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
anatomic location of olecranon ... with prominent olecranon ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
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
Elbow Flexion ... Elbow Extension ... C7 Radial Nerve ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
trochlea (age 7), olecranon ... anterior interosseous nerve ... ), compartment syndrome ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis
RADIAL HEAD FRACTURE 
Radial head fractures are the most common elbow fracture in adults and are
the most common elbow ... ), coronoid or olecranon ... II-IV, pending orthopedic ... Radiology #XRay #Diagnosis ... #Management #Orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... elbow, wrist and ... the wrist and elbow ... #Anatomy #diagnosis ... #neurology #orthopedics
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... One-and-a-half Syndrome ... ophthalmology #neurology ... #differential #diagnosis
Monteggia Fracture 
Fracture of proximal ulnar shaft with radial head dislocation. Remember “MUGR” to recall where
Exam: swollen elbow ... posterior interosseous nerve ... ), compartment syndrome ... DC with orthopedic ... Radiology #XRay #Diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... #differential #diagnosis ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Horner's Syndrome
 • Anhidrosis: Diminished sweating of ipsilateral face and neck
 • Miosis: Loss of sympathetic
Horner's Syndrome ... to oculomotor nerve ... neudrawlogy #Horners #Syndrome ... #diagnosis #neurology