8 results
Xeropthalmia: Pathogenesis and Ocular Manifestations

Decr Visual pigment -> Keratinization, thickening & non-wetting of the conjunctiva
Pathogenesis and Ocular ... production -> Corneal ... and cornea, typically ... dryness of the cornea ... #Xeropthalmia #pathophysiology
Trachoma: Pathogenesis and clinical findings

 • Environmental Factors -> Bacterial infection is encouraged by poor hygiene
from nasal or ocular ... superior tarsal conjunctiva ... of the limbal cornea ... Extensive upper tarsal conjunctival ... Trachoma #Chlamydia #pathophysiology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
of the bulbar conjunctiva ... - Impinges on ocular ... Impaired extra-ocular ... -> Corneal drying ... Orbital #Cellulitis #pathophysiology
Ocular Rosacea - Slit-lamp examination revealed telangiectasia with hyperemia of the eyelid margins, conjunctival hyperemia, and
Ocular Rosacea - ... eyelid margins, conjunctival ... Ophthalmology #SlitLamp #Ocular ... #Rosacea #Corneal ... Pseudopterygium #NEJM
Onchocerciasis “River Blindness”: Pathogenesis and Ocular Manifestations
Vectorial Transmission
-> Onchocerca volvulus, a parasitic helminth, matures in to
Pathogenesis and Ocular ... directly from the conjunctiva ... stromal keratitis -> Corneal ... RiverBlindness #pathophysiology
Worms in the Eye - He underwent thorough irrigation of the conjunctival sac and lacrimal duct,
irrigation of the conjunctival ... Nematodes #Thelazia #Callipaeda ... #Ocular #SlitLamp ... #Microscopy #NEJM
Aqueous Humor Production and Drainage
 • Provides nutrition, removes wastes, and transports neurotransmitters to the avascular
avascular lens and cornea ... structural integrity of ocular ... episcleral and conjunctival ... the scleral, and conjunctival ... Drainage #flow #Pathophysiology
Bitot's Spots- A 4-year-old boy was brought by his father to the ophthalmology clinic with a
examination, the conjunctivae ... near the outer corners ... The ocular findings ... #NEJM #clinical ... #photo #ophth #bitot