24 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
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. ... Ocular Adverse Effects ... Concussion Other Causes ... differential #diagnosis #ophthalmology ... #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Chronic: - Cornea ... Cataracts - Macula: Macular ... Differential #Diagnosis #causes ... #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Diagnosis Algorithm Cornea ... • Age Related Macular ... Hemorrhage and Macular ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... Second most common cause ... of vision loss ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Corneal Opacities ... -> Vision loss ... Striae • Sudden Vision ... #Keratoconus #pathophysiology ... #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Impaired extra-ocular ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Episcleritis Ocular ... any subjective vision ... Complete vision ... Conjunctivitis #ocular ... differential #diagnosis #ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Distorted central vision ... edema seen on fundoscopy ... spots in central vision ... MacularDegeneration #pathophysiology ... #ophthalmology
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
of the eye may alter ... of the eye (ex. cornea ... -> Blurry near vision ... #Hyperopia #pathophysiology ... #ophthalmology