red eye lecture

Question 1

age related lid malposition

Answer 1

ectropion , entropion

entropion more serious condition - eyelids scratching cornea introducing infections and irritation

Question 2

recurrent conjunctivitis what should you suspect

Answer 2

molluscum

Question 3

anterior blepharitis cx

Answer 3

seborrhoeic

Question 4

post blepharitis cx

Answer 4

meibomian gland dysfunction

Question 5

associated eye disease both rheumatoid and non rheumatoid

Answer 5

r - sjogrens syndrome, rheumatoid, SLE, systemic sclerosis
n - thyrodi eye disease, sarcoidosis, graft vs host disease, HIV, vitamin A deficiency ( xerophthalmia)

Question 6

dry eye disease mx

Answer 6

local - blepharitis
systemic

tear substitutes

Question 7

viral conjuctivitis caused by

Answer 7

adenovirus

viral tend to be bilateral and spread to families members of other house dwellers

Question 8

bacterial conjunctivitis caused by

Answer 8

staph and strep , H influenxa

Question 9

peripheral ulcerative keratitis common causes

Answer 9

vasculitides and collagen vascular disease; rheumatoid arthritis (RA), granulomatosis with polyangiitis (GPA), and systemic lupus erythematosus (SLE)

Question 10

flourescein great to visualise what

Answer 10

epithelial defects

Question 11

highest number of nerve fibre endings where

Answer 11

cornea

Question 12

corneal abrasion sx

Answer 12

super painful
painful red eye
photophobic

resolve couple days

Question 13

white appearance in cornea - WBC leaked out of vascular periphery and migrated to cornea - cornea usually not vasculairsed and does not have an immune repsonse hence why cornea goes white in what condition

Answer 13

keratitis

Question 14

hypopyon

Answer 14

WBC inflammatory response seen as at the inferior fluid margin in the cornea - serious ifnection such as Ant uveitis or infective keratitis

Question 15

infective keratitis mx

Answer 15

urgent referral
corneal scrapes
intensive abx topical - quinolones - levofloxacin

Question 16

3 viral causes of viral keratitis

Answer 16

VZV and HSV and adenovirus

Question 17

hutchinsons sign

Answer 17

eye involvement - referral to opthalmology

Question 18

fungal keratitis associated with

Answer 18

chronic corneal ulcers
steroid use

Question 19

acanthomoeba rf

Answer 19

contact lenses wearer
lives in water
hot tubs
more common in hard water - more minerals - south east

Question 20

normal eye pressure

Answer 20

between 10-20 , above 40 sx

Question 21

red eye
corneal haze
mid dilated pupil

Answer 21

acute angle glaucoma

Question 22

because cornea is cloudy

Answer 22

light haloes around them

Question 23

constipation can pre dispose you to

Answer 23

subconjuctival haemorrhage

Question 24

painful red eye associated with reduced visual acuity, photophobia, a small pupil and ciliary flush.

Answer 24

ant uveiitis

Question 25

Blunt ocular trauma with associated hyphema( blood in the anterior chamber) is a high-risk scenario of raised

Answer 25

introcular pressure