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Sensory Defecits
| Term | Definition |
|---|---|
| Presbyopia | A gradual decline in the ability of the lens to accommodate or focus on close objects. Individual is unable to see near objects clearly. |
| Cataract | Cloudy or opaque areas in part of the lens or the entire lens that interfere with passage of light through the lens, causing problems with glare and blurred vision. Cataracts usually develop gradually, without pain, redness, or tearing in the eye. |
| Dry Eyes | Result when tear glands produce too few tears, resulting in itching, burning, or even reduced vision. |
| Glaucoma | A slowly progressive increase in intraocular pressureresulting in peripheral visual loss, decreased visual acuity with difficulty adapting to darkness, and a halo effect around lights |
| Diabetic retinopathy | Pathological changes occur in the blood vessels of the retina, resulting in decreased vision or vision loss caused by hemorrhage and macular edema. |
| Macular degeneration | Condition in which the macula loses its ability to function efficiently. First signs include blurring of reading matter, distortion or loss of central vision, and distortion of vertical lines. |
| Presbycusis | A common progressive hearing disorder in older adults. |
| Cerumen accumulation | Buildup of earwax in the external auditory canal. Cerumen becomes hard and collects in the canal and causes conduction deafness. |
| Dizziness and disequilibrium | Common condition in older adulthood, usually resulting from vestibular dysfunction. Frequently a change in position of the head precipitates an episode of vertigo or disequilibrium |
| Xerostomia | Decrease in salivary production that leads to thicker mucus and a dry mouth. Often interferes with the ability to eat and leads to appetite and nutritional problems. |
| Peripheral neuropathy | Disorder of the peripheral nervous system, characterized by symptoms that include numbness and tingling of the affected area and stumbling gait. |
| Stroke affecting left side of brain | Results in symptoms on the right side such as difficulty with speech. |
| Stroke | Cerebrovascular accident caused by clot, hemorrhage, or emboli disrupting blood flow to the brain. Creates altered proprioception with marked incoordination and imbalance. |
| Stroke affecting right side of brain | Has symptoms on the left side, which includes visual spatial alterations such as loss of half of a visual field or inattention and neglect, especially to the left side. |
| Expressive aphasia | a patient understands a question but is unable to express an answer |
| Receptive aphasia | A patient is able to express words but is unable to understand questions or comments of others |
Created by:
llevine
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