PMC6324137_01
(a) Corneal photograph showing tube lying exposed in the corneal gutter with formation of corneoiridic adhesions immediately beneath the tube. (b) Postoperative appearance of pseudocornea formation with vascularization over the site of previous tube
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F1
Anterior segment biomicroscopy revealed supracorneal AGV tube lying within pseudocorneal groove in RE and iridocorneal adhesions just beneath corneal perforation [Fig. 1a]. Healing with localized scar and superficial vascularization was observed in the region of melt [Fig. 1b].
Anterior segment optical coherence tomography showing the tube embedded within the corneal stroma (solid arrow), with pseudoepithelialization (white arrow) and pseudocornea formation at bed of the tube (arrowhead)
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F2
Anterior segment spectral domain optical coherence tomography (Spectralis, Heidelberg Engineering, Inc., USA; Fig. 2) showed self-sealed corneal perforation with thick pseudocornea formation encircling the overlying tube.