35 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
• Loss of the eye ... non-functional eye ... #Xeropthalmia #pathophysiology ... #ophthalmology ... #diagnosis #signs
Keratoconus: Pathogenesis and Clinical Findings
Genetics
 • Family history of keratoconus
 • Ehlers-Danlos syndrome
 • Down, Turner,
Pathogenesis and Clinical ... Contact lens use • Eye ... -> Vision loss ... #Keratoconus #pathophysiology ... #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Differential Diagnosis ... Concussion Other Causes ... #differential #diagnosis ... #ophthalmology ... #causes
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
Pathogenesis and clinical ... may alter where ... (ex. cornea, lens ... #Hyperopia #pathophysiology ... #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... Loss: • Corneal ... caustic exposure to eye ... caustic exposure to eye ... #causes #ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
Pathogenesis and Clinical ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Occlusion (CRVO) - Pathophysiology ... of vision loss ... retinopathy) #Clinical ... #Ophthalmology ... #Fundoscopy #Central
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Diagnosis Framework ... any subjective vision ... Complete vision ... #differential #diagnosis ... #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Diplopia - Double Vision ... Algorithm Clinical ... a mass as the cause ... Functional • Corneal ... #Ophthalmology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
altitudinal defect • Fundoscopy ... Clinical manifestations ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm