This value set includes codes based on the following rules:

• Include codes from http://snomed.info/sct where concept descends from 371548008
• Include codes from http://snomed.info/sct where concept descends from 371560009
• Include these codes as defined in http://www.ama-assn.org/go/cpt

  Code	Display
  92081	Scanning computerized ophthalmic diagnostic imaging, posterior segment, with interpretation and report, unilateral or bilateral; optic nerve
  92082	Visual field examination, unilateral or bilateral, with interpretation and report; intermediate examination (e.g., at least 2 isopters on Goldmann perimeter, or semiquantitative, automated suprathreshold screening program, Humphrey suprathreshold automatic diagnostic test, Octopus program 33)
  92083	Visual field examination, unilateral or bilateral, with interpretation and report; extended examination (e.g., Goldmann visual fields with at least 3 isopters plotted and static determination within the central 30 degrees, or quantitative, automated threshold perimetry, Octopus program G-1, 32, or 42, Humphrey visual field analyzer full threshold programs 30-2, 24-2, or 30 / 60-2)
  92133	Scanning computerized ophthalmic diagnostic imaging, posterior segment, with interpretation and report, unilateral or bilateral; optic nerve.
  92134	Scanning computerized ophthalmic diagnostic imaging, posterior segment, with interpretation and report, unilateral or bilateral; retina