Topic 14: Eye and Ear Disorders

types of glaucoma

primary open-angle glaucoma (POAG) & angle-closure (narrow-angle) glaucoma

primary open-angle glaucoma (POAG)

peripheral vision is lost gradually & it’s the most common

angle-closure (narrow-angle) glaucoma

acute disorder resulting in irreversible blindness

how to treat angle-closure (narrow-angle) glaucoma

mannitol

example of beta-adrenergic blocker

timolol

timolol (beta-adrenergic blocker) complications

• stinging discomfort

• systemic effects of beta blockers on heart and lungs

timolol (beta-adrenergic blocker) administration

• instill one drop in the affected eye once or twice daily

• avoid touching applicator

• keep lid in place when not in use

• hold gently pressure to the nasolacrimal duct for 30-60 secs after application to prevent or minimize systemic effects

example of a carbonic anyhydrase inhibitor

acetazolamide

acetazolamide (carbonic anyhydrase ihibitor) complications

• GI side effects (give with food)

• electrolyte depletion (Na & K)

• generalized flu-like symptoms

how to treat ottis externa

topical antimicrobial & anti-inflammatory combination

example of a fluoroquinolone antibiotic (+ steroid medication)

ciprofloxacin + hydrocortisone otic drops

ciprofloxacin + hydrocortisone otic drops (fluoroquinolone antibiotic & steroid medication) nursing administration

1. warm by genrtly rolling container between hands

2. gently shake medication

3. keep client in side-lying position for 5 mins after instillations

4. place a piece of cotton in ear & remove after 5 mins dry