Lens iii 13.04.17 - dr.n.swathi

1. Dr.Swathi.N
MGMC & RI

2. Objectives:
• Types of cataract surgeries
• Steps of extra capsular cataract extraction
• Intra-operative complications of cataract surgery
• Post operative complications of cataract surgery

4. Intra Capsular cataract extraction

5. Extra Capsular Cataract Extraction
• Coventional
• Small incision cataract section
• Phacoemmulsification

10. Complications

11. Pre operative
• Anxiety
• Allergic conjunctivitis
• Infective conjunctivitis

12. Due to local anesthesia

13. Retrobulbar hemorrhage

14. • Occulocardiac reflex
• Intra cranial spread of anesthetic

15. Intra operative

16. SR laceration
Sub conjunctival hemorrhage

17. Wound related complications :
irregular wound
Thin scleral flap
Button holing of scleral flap
Premature entry

18. Descemet’s stripping

19. Damage to:
•Endothelium
•Iris
•Posterior capsular rent
•Zonular dialysis

21. Early post operative complications

22. wound leak,
ciliary / choroidal detachment,
pupillary block glaucoma,
malignant glaucoma
Iris prolapse
Shallow AC

23. Striate
keratitis
Retained
cortex in AC

24. UGH syndrome

25. Late post operative complications

26. Pseudophakic
bullous
keratopathy
Cystoid macular
edema

27. PCO

29. Astigmatism
Late endophthalmitis

30. • Enumerate the types of cataract surgeries.
• Give advantages of ECCE over ICCE
• Enumerate few intra-op complications of
cataract surgery
• Enumerate few immediate post operative
complications of cataract surgery
• Enumerate few immediate post operative
complications of cataract surgery

31. Suggested reading :
• Types of Intra ocular lens – including recent
advances
• Principle of phacoemmulsification