11 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C5, C6 • Finger ... hand" ± Horner Syndrome ... nerve in the radial ... Saturday night palsy ... Carpal Tunnel Syndrome
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... PalsyCN IV ... palsyCN VI ... One-and-a-half Syndrome ... ophthalmology #neurology #differential
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... Nerve Palsy Triad ... #Nerve #Palsy # ... clinical #video ... #physicalexam #CN7
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... hearing loss, palsy ... of the abducens nerve ... #diagnosis #AIDS
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... (CN 8) ... cause unknown) ... II ○ Susac’s syndrome ... Noise trauma ○ MS
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
spinal cord and nerve ... Reconstitution Inflammatory Syndrome ... neurological symptoms • Caused ... or abruptly • CN ... Tuberculosis #diagnosis #differential
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
Parotid swelling CNS ... nervous system (CNS ... myelopathy, cranial nerve ... • 8%-27% for CNS ... phenomenon (16%) MSK
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
status changes with focal ... pupil with third nerve ... palsy - Tentorial ... movement deficits (CN ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... Pneumonia: • 3 syndromes ... of a "flu-like syndrome ... Lymphadenopathy, CNS ... Infections #HIV #AIDS
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Myelitis Overview Focal ... that results in CNS ... • Infectious causes ... brain and/or optic nerve ... management #neurology #differential