International Centre for Eye Health (ICEH)

To evaluate 3D photographs of trachomatous trichiasis (TT) in the training and assessment of trachoma graders.

Ascertain whether the difference in outcome (measured in rate of post-operative trachomatous trichiasis, or TT), between the posterior lamellar tarsal rotation (PLTR) and bilamellar tarsal rotation (BLTR) is sustained at four years or whether they give different results from what has been found at 1 year.

To understand the nature (quality and quantity) of post epilation lashes and their visual significance in unoperated minor trachomatous trichiasis (TT) cases and case with post-operative trichiasis