Soltau et al listed criteria for when to attempt the closure of a late onset filtering bleb. The authors are from the University of Miami, the New York Eye and Ear Infirmary, and the New York Medical College.
Patient selection: late-onset (more than 1 month after surgery) glaucoma filtering bleb
Indications for attempting the closure of late onset filtering bleb:
(1) history of bleb-related infection
(2) monocular patient
(3) decreased vision in the eye due to hypotonia (with corneal folds, maculopathy, a shallow or flat anterior chamber, or chronic choroidal effusion)
Methods of attempting closure:
(1) aqueous suppressants
(2) pressure patching
(3) over-sized contact lens
(4) laser therapy
(5) fibrin glue
(6) autologous blood patch
(7) cyanoacrylate glue
(8) conjunctival advancement
(9) autograft over the site
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