29 - Cataract Surgery Postoperative Care Flashcards Preview

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Flashcards in 29 - Cataract Surgery Postoperative Care Deck (37):
1

What are some signs and symptoms requiring urgent referral to an eye doctor?

-post-op infection
-glaucoma
-inflammation or any suspected issues in healing

2

We talk about 4 types of meds in this chapter. What are they?

-Meds to prevent infection
-Meds to prevent a rise in IOP
-Meds to prevent cystoid macular edema
-Meds to improve healing

3

Inflammation more common within ___ hrs of surgery

48

4

Infection most common how long after surgery?

between 3 and 7 days

5

If someone complains of itching of the eye, it indicates what?

either an allergy to meds or dry eye

6

How long do you give antibacterials for?

7-10 days post surgery

7

A bunch of different antibiotics can be used, can do antibiotic/steroid combo to improve ______

adherence

8

Intracameral administration of vancomycin linked with rare disorder called what?

HORV (hemorrhagic occlusive retinal vasculitis)

9

How long do we give glaucoma meds for (these are being given to decrease IOP)?

as long as IOP is elevated

10

How long do we give anti-inflammatory agents for?

3-4 weeks

11

Why do we use anti-inflammatory meds?

-Used for a few weeks post-op to decrease inflammation and the risk of developing cystoid macular edema

12

What drugs can we use to decrease inflammation?

-NSAIDs and/or corticosteroids

13

What meds are used to improve healing?

-opthalmic dilators and cycloplegics

14

How long are opthalmic dilators and cycloplegics used for?

for first few weeks after surgery

15

How do opthalmic dilators and cycloplegics work?

These meds are used to keep the iris away from the implant during early healing period and to improve comfort by decreasing ciliary muscle spasm

16

Examples of opthalmic dilators and cycloplegics

-cyclopentolate
-phenylephrine
-tropicamide

17

Separate eye drops by at least ___ mins

5

18

How do patients who have a systemic CI to one of the eye drops deal?

Tell them to block inner canthus (put pressure on it) to prevent the drop from being systemically absorbed

Reassure them that the eye drop post-surgery is more important than the very slight risk of some small systemic absorption of the drug

19

Signs of endophthalmitis

-vision worsening
-floaters
-eye redness

20

What types of meds may be stopped prior to surgery?

insulin, or SU, meglitinides - doses may be modified or med may be held day before or day of surgery due to risk of hypoglycemia

21

_____ may be held due to risk of lactic acidosis

metformin

22

More frequent monitoring of ____ ____ may be required

blood glucose

23

What are some classes of glaucoma meds used to decrease IOP?

-alpha agonists
-beta blockers
-carbonic anhydrase inhibitors (oral or topical)
-prostaglandin analogues

24

Examples of alpha 2 agonists

brimonidine, apraclonidine

25

Examples of beta blockers

timolol, betaxolol

26

Examples of carbonic anhydrase inhibitors (topical)

brinzolamide, dorazolamide

27

Examples of prostaglandin analogues

latanoprost, bimatroprost

28

Examples of carbonic anhydrase inhibitors (oral)

acetazolamide, methazolamide

29

Don't use carbonic anhydrase inhibitors in patients with a ____ allergy

slufa

30

OD =

right eye

31

OS =

left eye

32

OU =

both eyes

33

Discard eye drops ___ weeks after opening

4

34

What is the pathophys of cataracts?

proteins called crystallins clump and cloud the lens of the eye

35

What is a common s/e after surgery?

mild foreign body sensation

36

When do antibiotics need to be started?

immediately after surgery

37

Close eye and wait how long between adding another drop of the same med?

1 minute

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