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Cataract Coach™

Cataract Coach™

Professor Uday Devgan MD, renowned Los Angeles cataract surgeon, teaches the Best Techniques for Cataract, Glaucoma, Cornea & Refractive Surgery. All Content © 2018-2025 Uday Devgan Cataract Coach™

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Tag: CTR

2769: first time using capsular tension ring

Using a capsular tension ring for the first time requires a deliberate, unhurried approach and a clear understanding of zonular … More

capsular tension ring, CTR

2754: Monocular patient with a surprise

Our guest surgeon does a great job of managing surprise zonulopathy encountered during cataract surgery in this monocular patient. Discovering … More

CTR, weak zonular support

2719: traumatic cataract with zonular loss

This is a very tough case because of the prior trauma which has resulted in severe zonular loss and a … More

CTR, traumatic cataract, weak zonular support

2678: aphakic with zonulopathy, now what?

This patient had cataract surgery about 2 months ago and when the original surgeon was removing the cataract, zonulopathy was … More

aphakia, CTR, weak zonular support

2669: Quiz: What does this sign mean?

You are about to start doing phaco chop for this white cataract and you notice that the capsulorhexis is no … More

capsular tension ring, cataract quiz, CTR, weak zonular support, white cataract

2661: surprise zonular compromise

This is a great case showcasing the talents of a fantastic surgeon who notices zonulopathy during phaco of a dense … More

capsular tension ring, CTR, weak zonular support

2571: zonular loss noted in cortex removal

In this resident case, you can clearly see zonular loss during cortex removal but you could have also seen it … More

CTR, resident cataract surgery, sutured CTR, sutured IOL, weak zonular support

2562: cataract with global zonular laxity

What is the best way to perform cataract surgery when the patient has global zonular laxity? When all of the … More

CTR, loose zonular support, weak zonular support

2559: two cases of fixing zonular defects

Our guest surgeon has submitted two cases of fixing zonular defects during cataract surgery. In one case the zonulopathy appears … More

CTR, iatrogenic, weak zonular support

2514: Is a CTR needed for Pseudo-Ex?

In certain populations, pseudo-exfoliation syndrome is relatively common, occurring in about 6 to 8% of my patients every year. In … More

complete cataract case, CTR, pseudo-exfoliation, PXF

2255: zonular loss noted during phaco

You are performing phaco chop for this patient with a white cataract and as you start to remove a nuclear … More

CTR, weak zonular support

2248: the challenge of iris colobomas

When we see an iris coloboma, we should also think of other ocular structures that can be affected by this … More

coloboma, CTR, pupilloplasty

2233: you start to chop & the rhexis moves

Yesterday’s informative CataractCoach podcast featured Dr Gary Wörtz and we spoke about a challenging case that he recently completed. This … More

CTR, weak zonular support

2193: Best of Cataract Coach: Case 7

Case 7. We had an amazing turnout at our Best of Cataract Coach instructional course at the ASCRS meeting in … More

best of Cataract Coach, CTR

2157: What is going on with that CTR?

Inserting a capsular tension ring (CTR) is not as simple as it sounds. This ring has a spring tension to … More

capsular tension ring, CTR, weak zonular support

2115: Quiz: What happened with the CTR?

Look carefully at the title photo and let me know what you think is going on with the CTR? What … More

capsular tension ring, CTR, sulcus IOL, weak zonular support

2044: re-op of tough pseudo-exfoliation

Pseudoexfoliation affects only a small percent of patients undergoing cataract surgery, but it is important to recognize because it poses … More

complete cataract case, CTR, pseudo-exfoliation, PXF, weak zonular support

2028: safety suture for CTRs

This video shows a technique of using a safety suture, often a 10-0 prolene or similar, to be able to … More

capsular tension ring, CTR

2019: dislocated IOL, CTR, capsular bag

This patient had cataract surgery years ago and then progressive zonulopathy, such as from pseudo-exfoliation, caused the entire capsular bag … More

CTR, dislocated IOL, yamane

1967: behind the scenes traumatic cataract

Our podcast guest yesterday was Dr Brandon Ayres from the Wills Eye Hospital in Philadelphia, USA and explained his stepwise … More

CTR, traumatic cataract, weak zonular support

1711: severe PXF and zonulopathy

This is a very challenging surgery and most surgeons would rate it a 9 or 10 out of 10 in … More

CTR, pseudo-exfoliation, weak zonular support

1688: post-trab cataract with weak zonule

The most important take home message in this video is when you see the capsulorhexis moving you should immediately think … More

CTR, weak zonular support

1612: retrieval of a lost CTR

When implanting a capsular tension ring, particularly in a challenging case, there is always that tiny fear that it may … More

capsular tension ring, CTR

1551: challenging traumatic cataract

When dealing with a traumatic cataract, the extent of tissue damage is not always fully understood until the surgery begins. … More

CTR, traumatic cataract, weak zonular support

1511: explanting the bag + IOL + CTR

This patient has late dislocation of the entire capsular bag including the capsular tension ring (CTR) and the IOL. To … More

CTR, iol exchange

1474: ASCRS case 5: when & how CTRs

Capsular tension rings (CTRs) are important devices that can facilitate cataract surgery in cases where the zonular support is weak … More

capsular tension ring, CTR

1273: that’s not cortex being aspirated…

This is a good learning case, and I am thankful to Dr Amar Kulkarni for submitting it. We see zonular … More

CTR, weak zonular support

1092: Traumatic Cataract Zonular Loss

Our guest surgeon Dr Vipul Arora from India presents a case of a traumatic cataract with sectoral zonular loss. This … More

CTR, traumatic cataract

1077: traumatic cataract & pupilloplasty

This patient sustained blunt trauma to his eye and then developed chronic mydriasis and a cataract with significant zonular loss. … More

CTR, pupilloplasty, traumatic cataract

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