Ace the 2026 Soft Contact Lens Challenge – Master Complications Like a Pro!

Unlock all questions

This demo includes only 20 questions. Upgrade to access hundreds of questions, flashcards, exam simulations, and disable ads.

Full question bankExam simulationsFlashcards

From $12.50Unlock all

Session length

1 / 20

How can you tell the difference between conjunctivochalasis and lid parallel conjunctival folds (LIPCOF)?

LIPCOF looks more like distinct parallel lines

Conjunctivochalasis presents as regular, parallel folds

LIPCOF resembles a single, non-parallel fold

The main way to tell them apart is by the orientation of the folds relative to the lower lid margin. Lid-parallel conjunctival folds appear as distinct lines that run parallel to the lid margin, usually one or a few fine lines right at the inferior bulbar conjunctiva. This parallel, lid-marginal pattern is the hallmark of LIPCOF.

Conjunctivochalasis, on the other hand, is caused by lax bulbar conjunctiva and shows up as irregular, redundant folds that are not aligned parallel to the lid margin. These folds can be uneven and extend beyond the tear meniscus, reflecting the loosened tissue rather than clean, lid-parallel lines.

So, parallel, lid-margin–aligned folds point to LIPCOF, while irregular, non-parallel, lax folds suggest conjunctivochalasis.

Conjunctivochalasis has no folds near the lid margin