44 results
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
vs Bilateral Unilateral ... Infections (can become bilateral ... Sarcoid (can be bilateral ... histocytosis Bilateral ... #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... optic neuropathy Bilateral ... , Trauma Bilateral ... #bilateral #painful ... diagnosis #causes #ophthalmology
Amblyopia ("Lazy Eye"): Pathogenesis and clinical findings
Amblyopia => 
Interruption of visual stimulation during childhood visual development
Amblyopia ("Lazy Eye ... the amblyopic eye ... -> Atrophy of lateral ... Amblyopia #LazyEye #pathophysiology ... #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
of the cell -> Bilateral ... detachment • Red Eye ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... are typically unilateral ... on palpation of lateral ... MeralgiaParesthetica #MSK #pathophysiology ... #differential #
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Cataracts - Macula: Macular ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Diagnosis #causes #ophthalmology
Strabismus - Ocular Misalignment - Differential Diagnosis Algorithm
Phoria:
 • Latent deviation
 • Symmetrical corneal light reflex,
Strabismus - Ocular ... Misalignment - Differential ... moves lateral - ... deviates lateral ... Algorithm #Causes #Ophthalmology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Anterior Uveitis - Differential ... middle layer of the eye ... Sarcoid, JIA Bilateral ... /bilateral up to ... Diagnosis #Causes #ophthalmology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
Because of bilateral ... more affected eye ... less affected eye ... video #neurology #ophthalmology ... #ocular #ptosis
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
Retinal Detachment: Symptoms ... colored lights, bilateral ... hypotension - bilateral ... #Diagnosis #Ocular ... #ophthalmology