6.1.11

Question 1

treatment of cataract

Answer 1

IOL surgery (phacoemulsification)
pred-forte x4 daily (4/52)
chloramphenicol x4 daily (4/52)
lubricating drops x4 daily (4/52)
6 week optometric review

Question 2

treatment of AMD

Answer 2

Dry: low vision aids, increase mag/contrast/lighting. amsler, supplements (macushield - lutein)
Wet: anti-VEGF (lucentis), low vision aids, amsler

Question 3

treatment of diabetic eye disease

Answer 3

• DRS (annual)
• manage diabetes
• laser (PRP - pan retinal photocoagulation)
• anti-VEGF (lucentis)
• vitrectomy for haem

Question 4

treatment of conjunctivitis (8)

Answer 4

• lid hygiene
• cold compress
• contagious nature
• self-limiting (7 days) - review
• stop CL use
• lubricating drops/ointment
• urgent referral if persists after 7 days or if corneal involvement

B: chloramphenicol, gentamicin (gram -ve)

0.5% drops only for BC >2yrs

every 2 hrs for 2 days, every 4 hrs for 3 days - finish even if Sx improves!!

Question 5

treatment of dry eye

Answer 5

• chronic/no cure
• lubricating drops
• treat underlying cause (MGD/bleph)
• environmental changes
• omega 3, vitA, H2O

Question 6

treatment of blepharitis

Answer 6

• chronic/no cure
• hot compress and massage
• lid hygiene (wipes)
• lubricating drops

Question 7

anti-VEGF

Answer 7

lucentis

wet AMD or DR

blocks vascular growth = prevents and reduces leakage of NBV

Question 8

PRP

Answer 8

panretinal photocoagulation

laser seals new leaky BV. can stop progression of DR but cannot reverse

(avoid if NBV near fovea)

Question 9

pathophysiology of DR

Answer 9

microvascular occlusion = VEGF = NV/IRMA = loss of integrity = leakage = haem and odema