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H21.33 - Parasitic cyst of iris, ciliary body or anterior chamber


The ICD 10 Code for Parasitic cyst of iris, ciliary body or anterior chamber is listed as H21.33.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: H21.33
Description: Parasitic cyst of iris, ciliary body or anterior chamber
Chapter Diseases of the eye and adnexa (H00-H59)
Block Disorders of sclera, cornea, iris and ciliary body (H15-H22)
Parent H21.3 - Cyst of iris, ciliary body and anterior chamber
ICD-10-CM Children (deeper level / typically more specific) of H21.33:
H21.331 - Parasitic cyst of iris, ciliary body or anterior chamber, right eye
H21.332 - Parasitic cyst of iris, ciliary body or anterior chamber, left eye
H21.333 - Parasitic cyst of iris, ciliary body or anterior chamber, bilateral
H21.339 - Parasitic cyst of iris, ciliary body or anterior chamber, unspecified eye
ICD-10-CM Siblings (same level / similar specificity) of H21.33:
H21.30 - Idiopathic cysts of iris, ciliary body or anterior chamber
H21.31 - Exudative cysts of iris or anterior chamber
H21.32 - Implantation cysts of iris, ciliary body or anterior chamber
H21.34 - Primary cyst of pars plana
H21.35 - Exudative cyst of pars plana