Endocrine, nutritional and metabolic diseases
Other nutritional deficiencies
Vitamin A deficiency E50- >
Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as E50. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
- A nutritional condition produced by a deficiency of vitamin a in the diet, characterized by night blindness and other ocular manifestations such as dryness of the conjunctiva and later of the cornea (xerophthalmia). Vitamin a deficiency is a very common problem worldwide, particularly in developing countries as a consequence of famine or shortages of vitamin a-rich foods. In the United States it is found among the urban poor, the elderly, alcoholics, and patients with malabsorption. (from cecil textbook of medicine, 19th ed, p1179)
- Condition due to a deficiency of vitamin a.
- Deficiency of vitamin a due to malnutrition, malabsorption, or dietary lack. It is manifested with reduced night vision, night blindness, and xerophthalmia.
- E50 Vitamin A deficiency
- E50.0 Vitamin A deficiency with conjunctival xerosis
- E50.1 Vitamin A deficiency with Bitot's spot and conjunctival xerosis
- E50.2 Vitamin A deficiency with corneal xerosis
- E50.3 Vitamin A deficiency with corneal ulceration and xerosis
- E50.4 Vitamin A deficiency with keratomalacia
- E50.5 Vitamin A deficiency with night blindness
- E50.6 Vitamin A deficiency with xerophthalmic scars of cornea
- E50.7 Other ocular manifestations of vitamin A deficiency
- E50.8 Other manifestations of vitamin A deficiency
- E50.9 Vitamin A deficiency, unspecified