432 results
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Nerve Ill - Eye ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
myringitis • Cranial ... Ramsay Hunt syndrome ... Temporomandibular joint syndrome ... infections Cranial ... syndrome • Dental
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
stroke may affect cranial ... nerves V and VII ... ear or auditory nerve ... cause unknown) ... II ○ Susac’s syndrome
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
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
Neuronitis • Herpes ... • Semicircular canal ... dehiscence syndrome ... • Cogan's syndrome ... Differential #Diagnosis #algorithm
Algorithm for the Evaluation and Localization of Diplopia #Diagnosis #EM #Ophtho #Diplopia #Localization #Cranial #Nerve #Algorithm
Algorithm for the ... #Localization #Cranial ... #Nerve #Algorithm
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Consciousness • Cranial ... Nerve Palsies ... Brown-Sequard Syndrome ... #Causes
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... other potential causes ... Orbital Apex Syndrome ... fissure and optic canal ... Orbital #Apex #Syndrome
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
Ramsay Hunt Syndrome - Herpes Zoster Oticus 
Triad:
1. Ipsilateral facial paralysis 
2. Ear pain 
3. Vesicles
Ramsay Hunt Syndrome ... - Herpes Zoster ... in the auditory canal ... Guillain-Barré syndrome ... • Stroke syndromes