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. Author manuscript; available in PMC: 2021 Jan 1.
Published in final edited form as: Ophthalmol Glaucoma. 2020 Jan-Feb;3(1):1–6. doi: 10.1016/j.ogla.2019.12.003

Figure 1.

Figure 1.

Flowchart showing different types of microinvasive and traditional glaucoma surgical options along with their respective Current Procedure Terminology billing codes. These codes are accurate as of January 2020 but may be subject to change. #Withdrawn from market. *Not approved by the United States Food and Drug Administration. ABic = ab interno canaloplasty; GATT = gonioscopy-assisted transluminal trabeculotomy; TM = trabecular meshwork.