11 results
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... and Function The Radial ... the back of the arm ... It arises from C5 ... #diagnosis #neurology
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
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular Movement ... palsy • Medial ... Skew Deviation Casey ... #Extraocular #Movement ... #differential #diagnosis
Superior Oblique Myokymia 
Eye movement disorder where the superior oblique twitches periodically causing jumping of a
Superior Oblique Myokymia ... Eye movement ... It is probably caused ... the trochlear nerve ... #physicalexam #video
Hemimasticatory Spasm on Physical Exam

Hemimasticatory spasm is a disorder of the trigeminal nerve → involuntary jaw
the trigeminal nerve ... Myokimia will cause ... such gross movement ... clinical #cheek #CN5 ... #video #neurology
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... Exceptions to this rule are ... CN 5,7 &12. ... the preserved movements ... palsy #clinical #video
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
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... Multiple infections are ... • Suspect in movement ... Demyelinating disease caused ... of the abducens nerve
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