Fig. 2From: Evaluation of implanted perforated lacrimal punctal plugs using anterior segment optical coherence tomographyPreoperative and postoperative AS-OCT measurements of tear meniscus height (TMH) and area (TMA). a Preoperative scan showing lower TMH (white line, measuring 769Ā Āµm) and TMA (hashed triangle, measuring 0.196Ā mm2). b Postoperative scan showing TMH 408Ā Āµm and TMA 0.061Ā mm2Back to article page