H40: Glaucoma
H40.6: Glaucoma secondary to drugs

useAdditionalCode
code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

sevenChrNote
One of the following 7th characters is to be assigned to each code in subcategory H40.6 to designate the stage of glaucoma

sevenChrDef
0: stage unspecified
1: mild stage
2: moderate stage
3: severe stage
4: indeterminate stage
H40.60: Glaucoma secondary to drugs, unspecified eye
H40.61: Glaucoma secondary to drugs, right eye
H40.62: Glaucoma secondary to drugs, left eye
H40.63: Glaucoma secondary to drugs, bilateral

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