OTHER DISEASES OF URINARY SYSTEM (590-599)
595 Cystitis
Excludes:
prostatocystitis (601.3)
Use additional code to identify organism, such as Escherichia coli [E. coli] (041.41-041.49)
595.0: Acute cystitis
Excludes:
trigonitis (595.3)
595.1: Chronic interstitial cystitis
Hunner's ulcer
Panmural fibrosis of bladder
Submucous cystitis
595.2: Other chronic cystitis
Chronic cystitis NOS
Subacute cystitis
Excludes:
trigonitis (595.3)
595.3: Trigonitis
Follicular cystitis
Trigonitis (acute) (chronic)
Urethrotrigonitis
595.4: Cystitis in diseases classified elsewhere
Code first underlying disease, as:
actinomycosis (039.8)
amebiasis (006.8)
bilharziasis (120.0-120.9)
Echinococcus infestation (122.3, 122.6)
Excludes:
cystitis:
diphtheritic (032.84)
gonococcal (098.11, 098.31)
monilial (112.2)
trichomonal (131.09)
tuberculous (016.1)
595.8: Other specified types of cystitis
595.9: Cystitis, unspecified

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