12 results
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes of Diplopia ... , Orbital apex syndrome ... Miller-Fisher syndrome ... #differential # ... diagnosis #ophthalmology
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... Miller-Fisher syndrome ... #Differential #
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double ... Vision - Differential ... Cataract/Lens Dislocation ... #DoubleVision #Differential ... Algorithm #Causes #Ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
(headache and diplopia ... that can confirm Behcet ... disease) Differential ... inhibitors • Uveitis- Ophthalmology ... azathioprine #Behcet
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... Retro-orbital hematoma ... occlusion, Lens dislocation ... painful #painless #differential ... diagnosis #causes #ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupillary Defects - Differential ... Syphilis (light-near dissociation ... Midbrain (Parinaud's Syndrome ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Traumatic Red Eye - Differential ... Trauma - Hyphema, diplopia ... Lens: Cataract, dislocation ... Traumatic #RedEye #Differential ... Algorithm #Causes #Ophthalmology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Anterior Uveitis - Differential ... Inflammatory: Behcet's ... , SLE, TINU syndrome ... Anterior #Uveitis #Differential ... Diagnosis #Causes #ophthalmology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... arthritis - SLE - Behcet ... Seronegative Reactive Syndrome ... fracture - Patellar dislocation ... Effusions #causes #differential
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... no light-near dissociation ... PhysicalExam #neurology #ophthalmology