koilonychia


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koilonychia

 [koi″lo-nik´e-ah]
dystrophy of the nails in which they are abnormally thin and concave from side to side, with the edges turned up.
Koilonychia. From Dorland's, 2000.

koi·lo·nych·i·a

(koy'lō-nik'ē-ă),
A malformation of the nails in which the outer surface is concave; often associated with iron deficiency or softening by occupational contact with oils.
Synonym(s): spoon nail
[G. koilos, hollow, + onyx (onych-), nail]

koilonychia

/koil·onych·ia/ (-nik´e-ah) dystrophy of the fingernails in which they are thinned and concave, with raised edges.

koilonychia

[koi′lōnik′ē·ə]
Etymology: Gk, koilos, hollow, onyx, nail
a condition in which nails are thin and concave from side to side. It is usually familial but may occur with trauma and iron deficiency anemia. Also called spoon nails.
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Koilonychia

spoon nail

A rare acquired nail dystrophy seen in bronchiectasis in which the nail bed undergoes atrophy and the nail acquires a central concavity.

koi·lo·nych·i·a

(koy'lō-nik'ē-ă)
A malformation of the nails in which the outer surface is concave; often associated with iron deficiency or softening by occupational contact with oils.
Synonym(s): spoon nail.
[G. koilos, hollow, + onyx (onych-), nail]

koilonychia

Thin, brittle, concave fingernails. This may result from iron deficiency ANAEMIA or injury to the nail bed. Koilonychia also occurs in the itchy skin disease LICHEN PLANUS and in the rare inherited condition dystrophic epidermolysis bullosa. From the Greek koilos , concave or hollow and onyx , a finger or toenail.
References in periodicals archive ?
Infants with koilonychia had significantly lower hematocrit (30% vs 34%; P<.
You have a condition called koilonychia - or thin, brittle, spoon-shaped nails.
The medical term for this condition is koilonychia and it is caused by iron deficiency.
Glossitis, stomatitis, oesophageal webs and malabsorption reflect direct involvement of the gastrointestinal tract; pica and koilonychia may also be present.
Among other nail changes found in our study common were koilonychia (25.
Koilonychia, a characteristic nail shape, which is caused by anaemia, or iron deficiency.
Onycholysis, clubbing, and koilonychia are some of the most common changes in the morphology of the nail.
No Pallor, Icterus, Clubbing, Cyanosis, Koilonychia, Generalised Lymphadenopathy, Oedema.
Findings particular to nail disorders were onychomycosis melanonychia koilonychia and brittle nails as listed in Table 3.
Lymphadenopathy, splenomegaly, koilonychia and a low BMI were significantly associated with anaemia (Table IV).
Cheilosis, koilonychia, pica and behavioral disturbances in children may also be present.
Koilonychia, paronychia, lichen planus, acquired ichthyosis and shiny nails were present in 5.