Circular 06/2026

Chapter XIV — Diseases of the genitourinary system

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N00-N08 — Glomerular diseases

N00Acute nephritic syndrome N01Rapidly progressive nephritic syndrome N02Recurrent and persistent haematuria N03Chronic nephritic syndrome N04Nephrotic syndrome N05Unspecified nephritic syndrome N06Isolated proteinuria with specified morphological lesion N07Hereditary nephropathy, not elsewhere classified N08*Glomerular disorders in diseases classified elsewhere

N10-N16 — Renal tubulo-interstitial diseases

N10Acute tubulo-interstitial nephritis N11Chronic tubulo-interstitial nephritis N12Tubulo-interstitial nephritis, not specified as acute or chronic N13Obstructive and reflux uropathy N14Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions N15Other renal tubulo-interstitial diseases N16*Renal tubulo-interstitial disorders in diseases classified elsewhere

N17-N19 — Renal failure

N17Acute renal failure N18Chronic kidney disease N19Unspecified kidney failure

N20-N23 — Urolithiasis

N20Calculus of kidney and ureter N21Calculus of lower urinary tract N22*Calculus of urinary tract in diseases classified elsewhere N23Unspecified renal colic

N25-N29 — Other disorders of kidney and ureter

N25Disorders resulting from impaired renal tubular function N26Unspecified contracted kidney N27Small kidney of unknown cause N28Other disorders of kidney and ureter, not elsewhere classified N29*Other disorders of kidney and ureter in diseases classified elsewhere

N30-N39 — Other diseases of urinary system

N30Cystitis N31Neuromuscular dysfunction of bladder, not elsewhere classified N32Other disorders of bladder N33*Bladder disorders in diseases classified elsewhere N34Urethritis and urethral syndrome N35Urethral stricture N36Other disorders of urethra N37*Urethral disorders in diseases classified elsewhere N39Other disorders of urinary system

N40-N51 — Diseases of male genital organs

N40Hyperplasia of prostate N41Inflammatory diseases of prostate N42Other disorders of prostate N43Hydrocele and spermatocele N44Torsion of testis N45Orchitis and epididymitis N46Male infertility N47Redundant prepuce, phimosis and paraphimosis N48Other disorders of penis N49Inflammatory disorders of male genital organs, not elsewhere classified N50Other disorders of male genital organs N51*Disorders of male genital organs in diseases classified elsewhere

N60-N64 — Disorders of breast

N60Benign mammary dysplasia N61Inflammatory disorders of breast N62Hypertrophy of breast N63Unspecified lump in breast N64Other disorders of breast

N70-N77 — Inflammatory diseases of female pelvic organs

N70Salpingitis and oophoritis N71Inflammatory disease of uterus, except cervix N72Inflammatory disease of cervix uteri N73Other female pelvic inflammatory diseases N74*Female pelvic inflammatory disorders in diseases classified elsewhere N75Diseases of Bartholin gland N76Other inflammation of vagina and vulva N77*Vulvovaginal ulceration and inflammation in diseases classified elsewhere

N80-N98 — Noninflammatory disorders of female genital tract

N80Endometriosis N81Female genital prolapse N82Fistulae involving female genital tract N83Noninflammatory disorders of ovary, fallopian tube and broad ligament N84Polyp of female genital tract N85Other noninflammatory disorders of uterus, except cervix N86Erosion and ectropion of cervix uteri N87Dysplasia of cervix uteri N88Other noninflammatory disorders of cervix uteri N89Other noninflammatory disorders of vagina N90Other noninflammatory disorders of vulva and perineum N91Absent, scanty and rare menstruation N92Excessive, frequent and irregular menstruation N93Other abnormal uterine and vaginal bleeding N94Pain and other conditions associated with female genital organs and menstrual cycle N95Menopausal and other perimenopausal disorders N96Habitual aborter N97Female infertility N98Complications associated with artificial fertilization

N99-N99 — Other disorders of the genitourinary system

N99Postprocedural disorders of genitourinary system, not elsewhere classified