- 250 Diabetes mellitus
- 251 Other disorders of pancreatic internal secretion
- 252 Disorders of parathyroid gland
- 253 Disorders of the pituitary gland and its hypothalamic control
- 254 Diseases of thymus gland
- 255 Disorders of adrenal glands
- 256 Ovarian dysfunction
- 257 Testicular dysfunction
- 258 Polyglandular dysfunction and related disorders
- 259 Other endocrine disorders