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Sensory Med-Surg
BOCES LPN
Question | Answer |
---|---|
What causes glaucoma? | Increased intraocular pressure |
S/S glaucoma | Tunnel vision, eye pain, halos, reduced peripheral vision |
What are miotic drops? | Constrict pupil |
What are mydriatic drops? | Dilate pupil |
What is strabismus? | Unable to focus both eyes same direction |
What is a hordeolum? | Stye |
What is chalazion? | Cyst on eye |
What usually causes retinal detachment? | Aging ` |
S/S of retinal detachment | Floaters, blurry vision |
How is diabetic retinopathy treated? | Photocoagulation laser treatment |
What is near-sightedness called? | Myopia |
What is far-sightedness called? | Presbyopia |
Why is a corneal transplant at high risk for infection? | No blood supply means slow healing |
What precautioons after eye surgery? | no coughing, bending at waist |
Is severe eye pain normal after cataract surgery? | No, report to charge and doctor |
What is pink eye? | Conjunctivitis |
Does presbyopia usually occur with age or in childhood? | With age, decreased flexibility of lens |
Which type of glaucoma is characterized by rapid onset and decreased vision? | closed (narrow) angle |
What is the goal of Tx with glaucoma? | Decrease amount of aqueous humor to decrease pressure |
What is ptosis? | drooping eyelid |
What is a slit lamp? | Special microscope to examine anterior eye |
s/s of corneal ulcer | Pain, tearing, light sensitivity, redness |
What symptom is a pt with untreated chronic glaucoma likely to report? | Tunnel vision |
What should a pt with cataract surgery wear post-op? | eye patch |
Risks for cataracts | aging, UV light, exposure to maternal rubella, smoking |
How is the exam with a Snellen chart performed? | stand at distance of 20' and cover one eye at a time |
How long would you irrigate an eye after chmical splash? | >15 minutes |
What is external otitis? | swimmer's ear |
What is otitis media? | Fluid collection in middle ear, obstruction of auditory canal |
s/s chronic otitis media | crackleing and fullness |
Surgical procedure placing incision into tympanic membrane for drainage of tube placement | Myringotomy |
Post-op directions for tube placement | no swimming or showering |
Meniere's is characterized by... | Vertigo, tinnitus, progressive hearing loss |
What nursing interventions for Meniere's? | Safety, fall risk, darken room |
Surgical procedure for otosclerosis | stapedectomy |
What is primary risk for stapedectomy? | Infection |
Post-op position stapedectomy | HOB elevated, lying on nonoperative ear |
Instructions post-op stapedectomy to prevent prosthesis dislodgment | Open mouth wide while sneezing/coughing |
What benefit will stapedectomy serve? | Increased ability to hear sounds |
Symptoms of inner ear dysfunction | Prolonged nausea and dizziness |
Hearing loss that allows normal sound conduction through external and middle ear but not in inner ear | sensoineuronal |
Usual cause of color blindness | heredity, damaged cones |
Vitamin for night vision | Vit A |
Type of lens replacement for cataract | intraocular |
Surgery mainly for myopia so that glasses are not needed | LASIK |