9 results
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Trauma Cornea ... angle-closure glaucoma ... Adie’s pupil • Glaucoma ... differential #diagnosis #ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Surface Injury: • Corneal ... hemorrhage • Retina ... choroidal rupture • Glaucoma ... #Traumatic #RedEye ... Algorithm #Causes #Ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
spread • Sub-retinal ... Pseudo-hypopyon • Secondary ... glaucoma • Strabismus ... Retinoblastoma #pathophysiology ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye (ex. cornea ... point behind the retina ... -> Blurry near ... #Hyperopia #pathophysiology ... #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
pathways occur at the retina ... hypothalamus, and visual cortex ... - Miosis Secondary ... angle-closure glaucoma ... differential #diagnosis #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
Secondary Glaucoma ... influx and NO in retinal ... > Apoptosis of retinal ... #Glaucoma #pathophysiology ... #ophthalmology
Cataract: Pathogenesis and clinical findings

Increased Age (most common) -> Ultraviolet light, radiation, toxins ->Denaturation and abnormal
enlarged cataract • Blurred ... meshwork contact -> Secondary ... angle closure glaucoma ... #cataracts #pathophysiology ... #ophthalmology
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
Primary Open-Angle Glaucoma ... influx and NO in retinal ... central vision #Secondary ... #pathophysiology ... #ophthalmology
Myopia: Pathogenesis and clinical findings

 • Axial length of eye -> Long axial length of the
of the eye (ex. cornea ... in front of the retina ... -> Blurry distant ... vision #Myopia #pathophysiology ... #ophthalmology