21 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
paralysis of the Facial ... nerve (7th CN), ... nerve gets damaged ... such as:    - Herpes ... #Bells #Palsy #neurology
Ramsay Hunt Syndrome (Herpes zoster oticus) wit Facial Nerve Palsy
Triad: 
 - Ipsilateral facial paralysis
 -
Ramsay Hunt Syndrome ... (Herpes zoster ... canal/auricle, hard ... #neurology #clinical ... #CN7 #CNVII
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C7, C8 (radial ... aracteristic "claw hand ... Wrist drop - Occurs ... nerve in the radial ... Myotomes #diagnosis #neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
- Radial Nerve Palsy ... of the radial nerve ... #Radial #Nerve ... #orthopedics #msk ... #sports #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Palsy • CN IV ... palsy • CN VI ... Syndrome • Cavernous ... ophthalmology #neurology
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... - Vestibular Nerve ... (CN VIII): Vestibular ... (a.k.a. herpes ... differential #diagnosis #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
acetate to help with ocular ... other potential causes ... The nerves at the ... HZO #clinical #video ... #physicalexam #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
focal neurologic ... Demyelinating disease caused ... focal neurologic ... of the abducens nerve ... InfectiousDiseases #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Commonly caused ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
: ○ Cranial nerves ... affect cranial nerves ... masses and lymphadenitis ... (CN 8) ... cause unknown)