1. Certain infectious and parasitic diseases (A00-B99)

 2. Neoplasms (C00-D48)

 3. Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism (D50-D89)

 4. Endocrine, nutritional and metabolic diseases (E00-E90)

 5. Mental and behavioural disorders (F00-F99)

 6. Diseases of the nervous system (G00-G99)

 7. Diseases of the eye and adnexa (H00-H59)

 8. Diseases of the ear and mastoid process (H60-H95)

 9. Diseases of the circulatory system (I00-I99)

 10. Diseases of the respiratory system (J00-J99)

 11. Diseases of the digestive system (K00-K93)

 12. Diseases of the skin and subcutaneous tissue (L00-L99)

 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)

 14. Diseases of the genitourinary system (N00-N99)

   N00-N08  Glomerular diseases

     N00  Acute nephritic syndrome

     N01  Rapidly progressive nephritic syndrome

     N02  Recurrent and persistent haematuria

     N04  Nephrotic syndrome

     N05  Unspecified nephritic syndrome

     N07  Hereditary nephropathy, not elsewhere classified

     N08  Glomerular disorders in diseases classified elsewhere

   N10-N16  Renal tubulo-interstitial diseases

   N17-N19  Renal failure

   N20-N23  Urolithiasis

   N25-N29  Other disorders of kidney and ureter

   N30-N39  Other diseases of urinary system

   N40-N51  Diseases of male genital organs

   N60-N64  Disorders of breast

   N70-N77  Inflammatory diseases of female pelvic organs

   N80-N98  Noninflammatory disorders of female genital tract

   N99-N99  Other disorders of the genitourinary system

 15. Pregnancy, childbirth and the puerperium (O00-O99)

 16. Certain conditions originating in the perinatal period (P00-P96)

 17. Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)

 19. Injury, poisoning and certain other consequences of external causes (S00-T98)

 20. External causes of morbidity and mortality (V01-Y98)

 21. Factors influencing health status and contact with health services (Z00-Z99)

 22. Codes for special purposes (U00-U85)