H21.34 Primary cyst of pars plana

Non-billable header with 4 child codes.

Applies from H21 Other disorders of iris and ciliary body

Excludes2 (not included here)

• sympathetic uveitis (H44.1-)

Applies from H21.3 Cyst of iris, ciliary body and anterior chamber

Excludes2 (not included here)

• miotic pupillary cyst (H21.27-)

Codes under H21.34

• H21.341 Primary cyst of pars plana, right eye
• H21.342 Primary cyst of pars plana, left eye
• H21.343 Primary cyst of pars plana, bilateral
• H21.349 Primary cyst of pars plana, unspecified eye

Diagnosis Index entries for H21.34

• Cyst (colloid) (mucous) (simple) (retention) › iris › pars plana (primary)

Nearby codes

• H21.33 Parasitic cyst of iris, ciliary body or anterior chamber
• 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
• H21.34 Primary cyst of pars plana (this code)
• H21.341 Primary cyst of pars plana, right eye
• H21.342 Primary cyst of pars plana, left eye
• H21.343 Primary cyst of pars plana, bilateral
• H21.349 Primary cyst of pars plana, unspecified eye
• H21.35 Exudative cyst of pars plana