61 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... fracture, median nerve ... injury • ED Management ... #Carpal #Radiology ... XRay #Diagnosis #Management
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Phalen's Test for Carpal ... Tunnel Syndrome ... tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam
Phalen's Test for Carpal Tunnel Syndrome

Phalen's test evaluates for carpal tunnel syndrome. 
Fully flex wrists and
Phalen's Test for Carpal ... Tunnel Syndrome ... tunnel syndrome ... Fully flex wrists ... #Wrist #PhysicalExam
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... - Radial Nerve Palsy ... trauma_modern #Wrist ... #Palsy #PhysicalExam ... #msk #sports #neurology
Horner's Syndrome
 • Anhidrosis: Diminished sweating of ipsilateral face and neck
 • Miosis: Loss of sympathetic
Horner's Syndrome ... to the superior tarsal ... to oculomotor nerve ... neudrawlogy #Horners #Syndrome ... #diagnosis #neurology
Carpal Compression Test for Carpal Tunnel Syndrome

The carpal compression test evaluates for carpal tunnel syndrome.
Provide direct
Tunnel Syndrome ... tunnel syndrome ... volar side of the wrist ... #Test #Tunnel #Syndrome ... #Wrist #PhysicalExam
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 #
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
- Jaw Winking Syndrome ... Jaw-winking syndrome ... the trigeminal nerve ... clinical #video #neurology ... #physicalexam #
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... Weakness #Causes #differential ... #diagnosis #neurology