Chapter XIV
Diseases of the genitourinary system
(N00-N99)

Diseases of male genital organs
(N40-N51)

N40 Hyperplasia of prostate

Incl.:
  • Adenofibromatous hypertrophy
  • Enlargement (benign)
  • Hypertrophy (benign)
  • of prostate
Median bar (prostate)
Prostatic obstruction NOS
Excl.:
benign neoplasms of prostate ( D29.1)

N41 Inflammatory diseases of prostate

Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N41.0 Acute prostatitis
N41.1 Chronic prostatitis
N41.2 Abscess of prostate
N41.3 Prostatocystitis
N41.8 Other inflammatory diseases of prostate
N41.9 Inflammatory disease of prostate, unspecified
Incl.:
Prostatitis NOS

N42 Other disorders of prostate

N42.0 Calculus of prostate
Incl.:
Prostatic stone
N42.1 Congestion and haemorrhage of prostate
N42.2 Atrophy of prostate
N42.3 Dysplasia of prostate
Incl.:
Low grade dysplasia
Excl.:
high grade dysplasia of prostate ( D07.5)
N42.8 Other specified disorders of prostate
N42.9 Disorder of prostate, unspecified

N43 Hydrocele and spermatocele

Incl.:
hydrocele of spermatic cord, testis or tunica vaginalis
Excl.:
congenital hydrocele ( P83.5)
N43.0 Encysted hydrocele
N43.1 Infected hydrocele
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N43.2 Other hydrocele
N43.3 Hydrocele, unspecified
N43.4 Spermatocele

N44 Torsion of testis

Incl.:
Torsion of:
  • epididymis
  • spermatic cord
  • testicle

N45 Orchitis and epididymitis

Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N45.0 Orchitis, epididymitis and epididymo-orchitis with abscess
Incl.:
Abscess of epididymis or testis
N45.9 Orchitis, epididymitis and epididymo-orchitis without abscess
Incl.:
Epididymitis NOS
Orchitis NOS

N46 Male infertility

Incl.:
Azoospermia NOS
Oligospermia NOS

N47 Redundant prepuce, phimosis and paraphimosis

Incl.:
Adherent prepuce
Tight foreskin

N48 Other disorders of penis

N48.0 Leukoplakia of penis
Incl.:
Balanitis xerotica obliterans
Kraurosis of penis
Excl.:
carcinoma in situ of penis ( D07.4)
N48.1 Balanoposthitis
Incl.:
Balanitis
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N48.2 Other inflammatory disorders of penis
Incl.:
  • Abscess
  • Boil
  • Carbuncle
  • Cellulitis
  • of corpus cavernosum and penis
Cavernitis (penis)
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N48.3 Priapism
Incl.:
Painful erection
N48.4 Impotence of organic origin
Coding-Hint
Use additional code, if desired, to identify cause.
Excl.:
psychogenic impotence ( F52.2)
N48.5 Ulcer of penis
N48.6 Induratio penis plastica
Incl.:
Peyronie disease
Plastic induration of penis
N48.8 Other specified disorders of penis
Incl.:
  • Atrophy
  • Hypertrophy
  • Thrombosis
  • of corpus cavernosum and penis
N48.9 Disorder of penis, unspecified

N49 Inflammatory disorders of male genital organs, not elsewhere classified

Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
Excl.:
inflammation of penis ( N48.1-N48.2)
orchitis and epididymitis ( N45.-)
N49.0 Inflammatory disorders of seminal vesicle
Incl.:
Vesiculitis NOS
N49.1 Inflammatory disorders of spermatic cord, tunica vaginalis and vas deferens
Incl.:
Vasitis
N49.2 Inflammatory disorders of scrotum
N49.8 Inflammatory disorders of other specified male genital organs
Incl.:
Inflammation of multiple sites in male genital organs
N49.9 Inflammatory disorder of unspecified male genital organ
Incl.:
  • Abscess
  • Boil
  • Carbuncle
  • Cellulitis
  • of unspecified male genital organ

N50 Other disorders of male genital organs

Excl.:
torsion of testis ( N44)
N50.0 Atrophy of testis
N50.1 Vascular disorders of male genital organs
Incl.:
  • Haematocele NOS
  • Haemorrhage
  • Thrombosis
  • of male genital organs
N50.8 Other specified disorders of male genital organs
Incl.:
  • Atrophy
  • Hypertrophy
  • Oedema
  • Ulcer
  • of scrotum, seminal vesicle, spermatic cord, testis [except atrophy], tunica vaginalis and vas deferens
Chylocele, tunica vaginalis (nonfilarial) NOS
Fistula, urethroscrotal
Stricture of:
  • spermatic cord
  • tunica vaginalis
  • vas deferens
N50.9 Disorder of male genital organs, unspecified

N51* Disorders of male genital organs in diseases classified elsewhere

N51.0* Disorders of prostate in diseases classified elsewhere
Incl.:
Prostatitis:
N51.1* Disorders of testis and epididymis in diseases classified elsewhere
Incl.:
Chlamydial:
Gonococcal:
Mumps orchitis ( B26.0†)
Tuberculosis of:
N51.2* Balanitis in diseases classified elsewhere
Incl.:
Balanitis:
N51.8* Other disorders of male genital organs in diseases classified elsewhere
Incl.:
Filarial chylocele, tunica vaginalis ( B74.-†)
Herpesviral [herpes simplex] infection of male genital tract ( A60.0†)
Tuberculosis of seminal vesicle ( A18.1†)