Kodex

Code

E73.0

Congenital lactase deficiency

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Hierarchy

E00-E89 Endocrine, nutritional and metabolic diseases (E00-E89)
- E70-E88 Metabolic disorders (E70-E88)
  - E73 Lactose intolerance
    - E73.0 Congenital lactase deficiency
    - E73.1 Secondary lactase deficiency
    - E73.8 Other lactose intolerance
    - E73.9 Lactose intolerance, unspecified

Notes

All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.
- E07.0 Hypersecretion of calcitonin
- E34 Other endocrine disorders

Excludes 1

E34.5 Androgen insensitivity syndrome
congenital adrenal hyperplasia (E25.0)
- E25.0 Congenital adrenogenital disorders associated with enzyme deficiency
hemolytic anemias attributable to enzyme disorders (D55.-)
- D55 Anemia due to enzyme disorders
Q87.4 Marfan's syndrome
5-alpha-reductase deficiency (E29.1)
- E29.1 Testicular hypofunction

P70-P74 Transitory endocrine and metabolic disorders specific to newborn (P70-P74)

Excludes 2

Q79.6 Ehlers-Danlos syndromes