112 results
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... inflammation of the nerves ... , trochlear nerve ... , abducens nerve ... the trigeminal nerve
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Nerve VI problem ... Nerve Ill - Eye ... Nerve IV - Eye
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
nerves - tumors ... of the auditory nerve ... nerves V and VII ... ear or auditory nerve ... cause unknown)
Algorithm for the Evaluation and Localization of Diplopia #Diagnosis #EM #Ophtho #Diplopia #Localization #Cranial #Nerve #Algorithm
Algorithm for the ... #Localization #Cranial ... #Nerve #Algorithm
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... nerve in the radial ... Carpal Tunnel Syndrome ... in the median nerve ... axillary nerve
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
nerve VII: - ... Nerve V: • TMJ ... nerve IX can refer ... neuromas Vagus nerve ... and C3 cervical nerve
POCUS - Regional Anesthesia - Upper Limb Local Nerve Blocks

 - Interscalene
 - Supraclavicular
 - Infraclavicular
Upper Limb Local Nerve ... - Axillary - Radial ... - Obturator #Management ... UpperLimb #Extremity #Nerve ... Infraclavicular #Axillary #Radial
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... multiplex, Phrenic nerve ... Lambert Eaton Syndrome
POCUS - Regional Anesthesia - Trauma Local Nerve Block

 - Ribs
 - Serratus
 - Fascia Iliaca
- Trauma Local Nerve ... Fascia Iliaca - Radial ... Popliteal Sciatic #Management ... Anesthesia #Traumatic #Nerve ... #FasciaIliaca #Radial
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central Causes ... Vertigo Peripheral Causes ... - Vestibular Nerve ... Vestibulocochlear Nerve ... Wallenberg syndrome