Complex Final Exam New Info Flashcards
What happens to the lens of the eye with cataracts?
clouding
What do cataracts interfere with?
the ability to see images clearly
What does glaucoma increase?
intraocular pressure (IOP)
What is normal IOP?
10-20
What type of vision is lost with glaucoma?
peripheral vision
Which type of glaucoma is most common?
open-angle
What type of vision is lost with macular degeneration?
central vision
What are the characteristics of DRY AMD?
- more common
- gradual blackage
- painless
What are the characteristics of WET AMD?
- less common
- more severe
- rapid onset
- thin blood vessels leak blood/fluid
What should you use to examine the eye with cataracts?
- snellen chart
- ophthalmoscope
Should the light be increased or decreased in the room of someone with cataracts?
increased
What adaptive devices can be used for cataracts?
- magnifying lens
- large print books
- talking clock
What should you monitor for post-cataract surgery?
nausea and severe eye pain
What should you assess with glaucoma?
visual acuity and visual fields
When talking to a patient with MD, what should you do?
- introduce yourself and say goodbye
- make eye contact
What assistive devices can be used for MD?
- braille
- audiobooks
- text-to-speech
What is atropine 1% ophthalmic solution used for?
cataracts
- prevents pupil constriction
- relaxes muscles in the eye
What is timolol used for?
open-angle glaucoma 1st line tx
- decreases IOP
What are some side effects of timolol?
- bronchoconstriction
- hypoglycemia
What is pilocarpine ophthalmic solution used for?
open-angle glaucoma
- pupil constriction
- increases circulation
What is the antidote for pilocarpine ophthalmic solution?
atropine
What is the side effect of the pilocarpine ophthalmic solution?
blurred vision
What are the “-mide’s” used for in open-angle glaucoma?
decreases IOP
What is IV/oral mannitol used for?
closed-angle glaucoma
- emergency tx to decrease IOP
What medications slows the rate of vision loss in macular degeneration?
intravitreal injectable drugs (antiangiogenic)
- bevacizumab
- ranibizumab
When should you get eye exams with cataracts?
annually
When should you avoid driving with cataracts?
at night
When should those aged 40-64 get dilated eye exams for glaucoma?
every 2-4 years
When should those over 65 y/o get dilated eye exams for glaucoma?
every 1-2 years
How long do those with glaucoma have to use eyedrops?
lifelong
How should you instill eye drops for glaucoma?
- one drop each eye 2 times/day
- wait 5-10 minutes between drops is more than one is needed per eye
- do not touch applicator to eye
- apply pressure to inner corner of eye and pinch eyelid closed after instilling
- wash hands before and after
What vitamins are important for cataracts?
C and E
What vitamins are important for MD?
C, E, B12, beta-carotene, zinc, copper, carotene (Vitamin A)
What foods are high in carotene (vitamin A)?
- orange/yellow fruits & veggies
- apricots, carrots, yams, squash, cantelope
What kind of pain is felt with peripheral neuropathy?
aching, shooting, burning
What happens to the extremities with peripheral neuropathy?
numbness, tingling
What is felt in the feet and hands with peripheral neuropathy?
pins, needles
What vitamin should you increase your intake of with peripheral neuropathy?
vitamin B12
What is important with foot care?
- test water temp with hand
- close-toed shoes
- NO lotion
- massage (UNLESS DIABETIC)
- avoid repetitive motion and prolonged pressure
- guided imagery, relaxation techniques
- look at feet daily
What forms on the myelin sheath with MS?
plaques
What is myelin replaced with in MS?
glial scar tissue
How does MS affect the eyes?
- loss of vision
- diPloPia (double vision)
- nystagmus
What is Uhtoff’s sign (MS)?
decreased motor function and worsening of vision after being in heat (hot bath/shower)
How can the Romberg test be used for MS?
to assess balance because loss of balance is a symptom of MS
How does MS affect the brain?
- fatigue/brain fog
- mild depression
- ataxia (impaired coordination)
How does MS affect the muscles?
- impairment of the trunk/limbs
- spasticity
How does MS affect the extremities?
- numbness/tingling/pain in extremities
- fine tremors of the fingers
What immunosuppressants decrease the frequency of relapse in MS?
- azathioprine
- cyclosporine
What does the steroid prednisone do in MS?
decrease inflammation
What antispasmodics can be used to treat spasticity and stiffness with MS?
- dantrolene
- baclofen
- diazepam
What is carbamazepine used for with MS?
paresthesias
How is propranolol used in MS?
to treat tremors
What does CSF show increases in for MS?
- protein
- WBC (slightly)
What does an MRI show in someone who has MS?
lesions/plaques of the brain and spine
Who should a patient with MS be referred to for problems with walking?
PT/OT
What are the classic symptoms of Parkinson’s Disease?
- tremors
-muscle rigidity - shuffling gait
- bradykinesia
- shakiness
What neurotransmitters are involved with Parkinson’s?
- increased acetylcholine (tremors)
- decreased dopamine
Why should you slowly increase Levodopa?
to avoid resistance
How does Levodopa affect bodily fluids?
turns them dark
What is a side effect of amantadine?
drowsiness
What type of food should you avoid with Parkinson’s? What should you eat more of?
- avoid high-protein foods
- increase calories
What type of chair should someone with Parkinson’s sit in?
an upright chair to facilitate standing and sitting and for eating and drinking
Who should a patient with Parkinson’s be referred to for LTC?
PT
What type of foods should someone with Parkinson’s eat if swallowing is affected?
thick foods
How should you speak to someone with Parkinson’s?
slowly with frequent pauses, using alternative communication if needed
Why should you space out meds and protein intake with Parkinson’s?
they compete for space
- LEVadopa does not LEAVE enough room for protein
What are the characteristics of normal cartilage?
smooth, white, translucent
- can withstand wear and strain
What are the characteristics of osteoarthritis cartilage?
dull, yellow, granular
How does cartilage get damaged?
by injury or use, destruction outweighs production
What happens to the bones when there is damaged/no cartilage?
they rub against each other, causing the synovium to become inflamed
When does joint pain occur with OA?
during motion/activity
When does joint stiffness occur with OA?
after rest/static positions, “early morning stiffness”
Crepitation occurs with OA. What is crepitation?
bones rubbing together
What forms osteocytes in the hands and fingers?
Heberden’s nodes and Bouchard’s nodes
What things should you assess for OA?
- pain
- functional limitation
- gait
- fatigue & pain after activity
- ROM
- anxiety/depression
What should be used to protect the joint and encourage use of larger joints?
splinting
What exercises should someone with OA participate in?
- low impact: walking
- strength training: weights
- ROM
- NO high impact: running
When should you do high-energy activities? When should you take meds (OA)?
- high energy activities in the morning
- take meds before activity
What should heat be used for (OA)?
pain
What should cold be used for (OA)?
inflammation
What assistive devices can be used for OA?
- elevated toilet seat
- shower bench
- long-handed reacher
- shoe horn
How long does acute back pain last?
4 weeks or less
How long does chronic back pain last?
greater than three months with repeated episodes of pain
How can back pain affect the hips, legs, and ankles?
paresthesias, pain, weakness
What is the leading cause of work disability?
back pain
Is acetaminophen helpful for back pain?
NO
What should be used instead of acetaminophen for back pain?
NSAIDS, mild opioids if NSAIDS do not work
Why are topical medications beneficial for back pain?
they can dull pain by using heat or cold
What are proper body mechanics for lifting?
with legs, not back
How should someone with back pain sleep?
- on a firm mattress
- semi-fowlers position
- pillow under flexed knees
- NO stomach sleeping
What medication should someone with back pain take daily?
aspirin
What causes a hemorrhagic stroke?
a ruptured artery or aneurysm
Where does bleeding occur with a hemorrhagic stroke?
inside and around brain tissue
What are the two types of ischemic stroke?
thrombotic and embolic
What causes a thrombotic stroke?
a blood clot or atherosclerotic plaque that gradually shuts off the artery
What causes an EMBolic stroke? (think EMBarking on an adventure)
an embolus travels to a cerebral artery
What is a TIA a warning sign for?
an impending stroke
How long do symptoms of a TIA last, and how many progress to a stroke?
- s/sx last more than 1 hr
- 1/3 progress to stroke
What are visual disturbances, dizziness, slurred speech, and weak extremity manifestations for?
TIA
What are common s/sx of stroke? (FAST)
F: face - drooping, uneven smile
A: arms - numbness, weakness
S: speech - slurred speech
T: time - act fast, record onset and duration of stroke
What are the 4 “A’s” of left brain damage?
- aphasia (expressive and receptive)
- agnosia
- alexia
- agraphia
What are expressive and receptive aphasia (L brain damage)?
- inability to speak
- inability to understand language
What is agnosia (L brain damage)?
inability to recognize familiar objects
What is alexia (L brain damage)?
difficulty reading