EENT Flashcards

1
Q

What is astigmatism?

A

Uneven or irregular curvature of cornea. Light rays will not come to single point of focus on retina. Causes vision distortion especially at night.

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2
Q

What is double vision called?

A

Diplopia

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3
Q

What is farisightedness called?

A

Hyperopia. Can see far-not near.

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4
Q

What is nearsightedness called?

A

Myopia. Can see close but not far.

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5
Q

What is age related vision loss called?

A

Presbyopia. The lens becomes larger, less elastic and firmer. Loss of accommodation with near vision

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6
Q

What is strabismus?

A

Cross-eyed
Person can’t focus both eyes on same thing. Causes double vision.
May be caused by eye muscle deviation or thyroid disease.

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7
Q

What is a cloudy lens called?

A

Cataract

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8
Q

What is an inflammation of conjunctiva and types?

A

Conjunctivitis. Several causes:
Bacterial-common in kids (pinkeye)
Viral
Chlamydia-Called Trachoma. Can cause blindness is left untreated.
Allergic

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9
Q

What is inflammation of the cornea called?

A

Keratitis.—
Care-uh-Tight-Is–
Can be caused by bacteria, virus, fungi.
Can be difficult to differentiate between conjuctivitius but in keratitis there is usually no discharge

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10
Q

What is med term for lazy eye?

A

Amblyopia.
Am-Bly-O-Pee-Uh
Usually a neuromuscular defect.

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11
Q

What is eye removal called?

A

Enucleation

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12
Q

What is rapid, uncontrolled eye movements called?

A

Nystagmus. Many causes so take a thorough history and assessment to determine.

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13
Q

What is retinal detachment?

A

An emergency situation in which retina detaches from it epithelium and blood supply. Will lead to blindness is not treated promptly.

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14
Q

What are risk factors for retinal detachment?

A

Age, AMD, diabetes, severe myopathy, family history, eye surgery or trauma

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15
Q

What are symptoms of retinal detachment?

A

Floaters, flashes of light, cobweb or ring in vision, painless

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16
Q

What is macular degeneration?

A

Classed as dry or wet
Wet is worse but less common
Part of the retina called the macula is damaged. Characterized by yellow spots on back of retina.
Loss of central vision
Risk factors are >50 yo
HTN
High fat diet

17
Q

What type of health history should we conduct with eye problems?

A

Diabetes, corrective glasses and contacts, surgeries, meds, family history, hypertension, eye drops, ability to perform self care, do they wear their glasses,

18
Q

What are some parts of the retina and what do they do?

A

Photoreceptors: rods (dim lights) and cones (color in bright light)
Macula: central vision
Fovea centralis: provides sharpest point of vision

19
Q

What should you remember about eye and ear drops?

A

You can put eye drops in ears but not ear drops in eyes.

20
Q

Physical assessment of eye.

A

Look at external structures. Asymmetrical?
Look at conjunctiva and sclera, cornea, iris
Snellen acuity chart
Jaeger eye chart (assesses near vision)
Extraocular muscle function
Corneal light reflex (shine light in eye and should reflect on cornea in both eyes at some spot)
Pupil function

21
Q

Medical name for stye.

A

hordeolum.
Hore-DEE-uh-lum

22
Q

What is a chalazion?

A

Chronic inflammatory granuloma in glands of eyelid. Swollen, tender, reddened. blocked oil gland. Looks similar to stye
—–Kuh-LAZY-un—-

23
Q

What is age related hearing loss called?

A

Presbycusis
Prez-buh-CUE-sus

24
Q

What is BPPV?

A

Benign paroxysmal(means waxes and wanes) positional vertigo
Accounts for about 50% of vertigo
Free floating debris in semicircular canal move when move head in specific way.
Treatment is the Epley maneuver or canalith repositioning. Dix Hallpike is test.

25
Q

What is medical name for swimmers ear?

A

Otitis externa. Inflammation of canal

26
Q

What is Ménière’s disease?

A

Excessive lymph in inner ear causes increased pressure. Hearing and balance problems, vertigo, tinnitus, ear pressure and fullness. Treatment is diuretics.

27
Q

What is an acoustic neuroma?

A

A unilateral benign tumor inside ear that interferes with CN 8 (vestibulocochlear)
Presents as single sided hearing loss and fullness

28
Q

Medical term for nosebleed.

A

Epistaxis

29
Q

What is the difference between conductive hearing loss and sensorineural hearing loss?

A

Conductive is a blockage of the transmission of sound waves. This can be caused by a foreign body, cerumen, ruptured tympanic membrane, fluid, etc.
Sensorineural is usually age related and gradual.

30
Q

What are some important assessment pieces when dealing with auditory system?

A

Childhood illnesses
Organs adjacent to ear
Ototoxic meds
Surgery or treatment to ears
Family members input

31
Q

What is tympanometry?
Tim-Pan-NOM-uh-tree

A

Middle ear test. Measures function of the tympanic membrane and conduction bones by variations in air pressure along the sound wave path. Type A-Normal
Type B-Ruptured tympanic membrane
Typically used on kids to diagnose the health of the middle ear.

32
Q

What is the function of the Eustachian tube?

A

Adjusts and equalizes the air pressure between the atmosphere and the middle ear. Think of it when you get on an airplane. You need to chew gum, yawn, swallow to help muscles around it to move and adjust to the pressure.