Infection- Conjunctivitis Flashcards
What protects the inner eye?
Conjunctiva
What is conjunctivitis?
Inflammation or infection of the outer membrane of the eyeball and inner eyelid (pink eye)
How is conjunctivitis transmitted?
Direct hand-to-eye contact from contaminated hands or objects that has been infected
Swollen nodes, redness, yellow/white discharge, crusty eyelid are all what?
S/S of conjunctivitis
What bacterial agents can cause conjunctivitis?
Staph aureus, step pneumoniae, haemophilus influenzae
What viral agents can cause conjunctivitis?
Adenovirus, Rubella, measles, herpes
Which type of conjunctivitis has a red eye, produces a thicker, yellow-green discharge and is very contagious?
Bacterial conjunctivitis
What type of conjunctivitis has a red, itchy eye that produces a watery discharge and is also very contagious?
Viral conjunctivits
What type of conjunctivitis affects both eyes and may experience intense itching, tearing and inflammation of the eyes, sneezing and watery nasal discharge, have cobblestones and is not contagious?
Allergic conjunctivits
What are giant papillae’s on the eyelid?
Cobblestones
What is the leading preventable cause of blindness?
Trachoma
What causes trachoma?
Chlamydia trachomatis
Conjunctival follicles, mild itching and irritation of your eyes and eyelids and can lead to blurred vision and eye pain are all what?
S/S of trachoma
What are small bumps that contain lymphocytes, are visible with magnification on the inner surface of your upper eyelid?
Conjunctival follicles
Contact lenses, child/school settings, compromised immune system, viral upper respiratory infections are all what?
Risk factors
What can prevent conjunctivitis?
Hand hygiene, avoid touching eyes, washing lenses, not sharing towels, pillows, or eye makeup
What are some s/s of acute conjunctivitis?
Redness/itching/burning eyes, gritty, photophobia, tearing, watery/purulent/mucoid discharge
What are some other not so common s/s of conjunctivitis?
Pharyngitis, fever, malaise, swollen lymph nodes
What type of diagnostic tests are done to diagnose conjunctivitis?
C/S, florescein stain, conjunctival scrapings
What type of topical meds are used to treat conjunctivitis?
Erythromycin, penicillin, bacitracin, or tetracyclin
What is used in severe infections of conjunctivitis?
anti-infective orally, subconjunctivcal injections, or systemic IV infusions
What other meds are used to treat conjunctivitis?
Antibiotics, antivirals, and antiinflammatory