Term
|
Definition
| a lens has become opaque affecting sight |
|
|
Term
| how does a cataract affect sight |
|
Definition
| the lens clouds and less light is able to pass through, therefore images received by the retina are blurrred and distorted |
|
|
Term
| can a cataract lead to total blindness? |
|
Definition
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|
Term
|
Definition
usually white
can be yellow or brown |
|
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Term
|
Definition
| aging, trauma, drugs, exposure to chemicals, sunlight, genes |
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|
Term
| position for extracapsular cataract extraction |
|
Definition
supine
one arm tucked and the other on armboard
headrest |
|
|
Term
| anesthesia for extracapsular cataract |
|
Definition
| local with retrobulbar block |
|
|
Term
| what is removed in intracapsular cataract extraction vs. extracapsular cataract extraction? |
|
Definition
intra- entire capsule
extra- only the lens |
|
|
Term
| closure for extracapsular cataract extraction |
|
Definition
| incision is self-sealing with no sutures |
|
|
Term
| what is phacoemulsification |
|
Definition
| ultrasonic energy fragments the cataract lens while simultaneously irrigating |
|
|
Term
| what is used to manipulate the globe? |
|
Definition
superior rectus bridle suture
(suture may be clamped and attached to a drape with a mospuito) |
|
|
Term
| what kind of incision is made for extracapsular cataract extraction |
|
Definition
corneoscleral
corneal (self-sealing) |
|
|
Term
| what comes immediately after the corneal incision |
|
Definition
|
|
Term
| what is a special consideration with sharps for ECE? |
|
Definition
| you may need to accept a sharp from the surgeon's hand so that they can focus on the procedure |
|
|
Term
| where is the intraocular implant inserted? |
|
Definition
|
|
Term
| what is injected into the anterior chamber to constrict the pupil |
|
Definition
|
|
Term
| what does injecting acetylcholine solution into the anterior chamber do? |
|
Definition
| constricts the pupil and pulls the iris back into position |
|
|
Term
| why is sterile air injected into the anterior chamber |
|
Definition
| to maintain the shape of the chamber |
|
|
Term
| what size of suture is used? |
|
Definition
|
|
Term
| what is later used to replace air in the chamber? |
|
Definition
|
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Term
|
Definition
| antibiotic-impregnated gauze, eye pad, and shield |
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Term
|
Definition
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Term
|
Definition
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