Cataract Flashcards
1
Q
Things to Mention to Surgeon Prior to Surgery
A
- Ability to lie supine (spinal disorders and COPD)
- Deep set eyes
- Refractive error (effect on AL)
- Lids problems (Blepharitis and malposition)
- Fuchs Endothelial Dystrophy
- Adequate pupil dilation (think alpha antagonists)
- Relevant fundus findings and other pathology
2
Q
Causes of Poor Dilation
A
- Advanced age
- DM
- Alpha antagonists
- Uveitic posterior synechaie
3
Q
Interoperative Complications
A
- Posterior capusular tear
- Nucleus drop
- Zonular dihiscence
4
Q
Post-Operative Pharmacological Treatment
A
Topical Steroid
- Dexamethasone 0.1% or Prednisolone 1.0%
- qds for 4 weeks
Topical Antibiotics
- Chloramphenicol
- qds for 4 weeks
Topical NSAID
- If diabetic
5
Q
Post-Operative Complications
A
- CMO
- Vitreoretinal traction
- Corneal oedema
- Double vision
- Ptosis
- IOP changes
- Retinal detachment
- Dry eye
- Dysphotopsia
- Refractive surprise
- Enophtalmitis
6
Q
What is Dysphotopsia?
A
- Due to sharp edge of IOL
- Positive
- Starburst, flashes of light
- Negative
- Shadow in periphery
7
Q
Causes of Corneal Oedema
A
- Dense cataract
- Fuch’s endothelial dystrophy
- Surgical trauma
8
Q
Corneal Oedema Management
A
- Dexamethasone 0.1% and Prednisolone 1.0%
- 4x daily
9
Q
CMO Risk Factors
A
- DM
- Dry AMD
- Previous CMO
- Prostaglandin analogue
- Epiretinal membrane
- AC IOL
- Complicated surgery
10
Q
A
