Eye Diseases

Vocabulary

antimicrobial peptide

any one of many naturally occurring molecules at the skin's surface that provide a chemical defense against the infection of microbes across the skin

blepharitis

inflammation of the eyelids

chorioretinitis

inflammation of the retina and the choroid layer under the retina

congenital

present from birth, as in a disease or physical trait

conjunctiva

thin, transparent mucous membrane that lies between and covers the inner surface of each eyelid and the anterior (front) surface of the eye. It prevents the eye from drying out

conjunctivitis

inflammation of the conjunctiva

dendritic ulcer

ulcer (hole in the stomach lining) that has the appearance of a dendrite like the branching network of a tree on the epithelial surface

endophthalmitis

inflammation of the interior of the eye

gonorrhea

sexually transmitted disease caused by a gonococcus, the gram-negative bacterium Neisseria gonorrhoeae, which frequently infects both males and females, but often shows no symptoms in females.

interferon

class of signaling proteins secreted by host cells when pathogens or cancerous cells are detected

iris

pigmented adjustable ring-shaped structure surrounding the pupil where light enters

keratitis

inflammation and infection of the cornea

loiasis

eye worm infection

lysozyme

enzyme produced by many types of cells in the body that breaks down the bonds that make up bacterial cell walls

phthiriasis palpebrarum

infestation of the eyelids and eyelashes with the louse arthropod Pthirus pubis

sclera

white portion of the eye that gives the eye its shape and structure

sepsis

condition in which an infection results in a system-wide inflammatory response, which causes severe damage to the tissues and can result in death if not treated immediately

toxoplasmosis

disease caused by the parasitic protozoan Toxoplasma gondii that can lead to encephalitis in immunocompromised individuals such as AIDS patients

vitreous cavity

connective tissue made up of collagen and hyaluronic acid that acts as a conduit providing nutrients to and from the eye lens