Glaucoma tube shunt surgery with repeat penetrating keratoplasty in an aphakic patient
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Updated: Jun 13, 2025

Iris Fixation via External Pentagram Suturing
Published on: May 5, 2022
Bryce Chiang1, Karen Wai1, Andrea Naranjo1
1Byers Eye Institute at Stanford, Stanford University, Palo Alto, CA, USA.
Abstract:
We present a complicated case of mixed mechanism glaucoma in the setting of failed corneal transplant and aphakia. The patient was a 54-year old male with HLA B27 uveitis and prior open globe injury. He was left aphakic after cataract extraction and had a subsequent corneal transplant for bullous keratopathy. Due to elevated intraocular pressure in the setting of a failed corneal graft, the decision was made to insert a pars plana tube shunt and perform repeat penetrating keratoplasty as a combined case with the glaucoma, cornea, and retina services. We illustrate the surgical steps and decision making and in this complex case.
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