161 results
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
pupil - Light-near ... Dark, Mydriatics Diseases ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology
3 Stages of Lyme Disease 
Early Lyme Disease 
 - Erythema migrans 
 - Constitutional symptoms
Stages of Lyme Disease ... Constitutional symptoms ... Gastrointestinal symptoms ... Cutaneous - Neurologic ... - Neurologic
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
brain, eye, and ear ... Visual or auditory symptoms ... conjunction with symptoms ... and less common diseases ... BEE #Syndromes #neurology
Parkinson's Disease - Progression Timeline
 - Prodromal Parkinson disease
 - Early-stage Parkinson disease
 - Mid-stage Parkinson
Parkinson's Disease ... Prodromal Parkinson disease ... #Parkinsons #Disease ... Progression #Timeline #symptoms ... #diagnosis #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... findings BPPV • Short-lived ... No auditory symptoms ... test Méniére's disease ... Long symptom-free
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... Méniére's disease ... with significant neurologic ... course of the disease ... Disease onset usually
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Clinical: • Disease ... exertion • Neurologic ... dysrhythmias • Ophthalmologic ... Sarcoidosis #Diagnosis #Symptoms
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
mucins with reduced tear ... conjunctiva) • Bitot's spots ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms
Atrial Fibrillation Overview

Symptoms:
Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

1. Why?
Cardiac:
• Valvular heart disease
•
Fibrillation Overview Symptoms ... intolerance, chest pain, near-syncope ... Valvular heart disease ... Structural heart disease ... : • Pulmonary disease
Parinaud's Syndrome
What?
 - Impaired upgaze
 - Light-near dissociation
 - Convergence retraction nystagmus
 - Eyelid retraction (Collier's
upgaze - Light-near ... sign" - Vascular disease ... diagnosis #pineal #neurology