6 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Nerves: Brainstem ... Decorticate posturing: Arms ... Decerebrate posturing: Arms ... Casey Albin MD @
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
manifestations are ... Stimulation of nerve ... Decr Range of movement ... drift of fingers, radial ... signs #symptoms #diagnosis
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... nerve receives ... Exceptions to this rule are ... the preserved movements ... palsy #clinical #video
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
mastoid air cells are ... • Through aditus ... nerve palsy • ... hearing loss, nausea ... signs #symptoms #diagnosis
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... (no horizontal movement ... The most common causes ... of this are tumors ... the hospital, diagnosed