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Congenital disorder of a limb
Dysmelia (from the
Greek dys (δυσ-), "bad" + mélos (μέλος), "limb" + English suffix -ia) is a
congenital disorder of a limb resulting from a disturbance in
embryonic development.
[1]
Types
Dysmelia can refer to [
citation needed]
- missing (
aplasia)
limbs:
amelia,
oligodactyly,
congenital amputation e.g.
tibial or
radial aplasia
-
malformation of limbs: shortening (micromelia,
rhizomelia or
mesomelia),
ectrodactyly,
phocomelia,
meromelia,
syndactyly,
brachydactyly,
club foot
- extra limbs:
polymelia,
polydactyly,
polysyndactyly
- others:
tetraamelia,
hemimelia,
symbrachydactyly
Occurrence rate
Birth defects involving limbs occur in 0,69 per 1000.
[2]
Causes
Dysmelia can be caused by[
citation needed]
Syndromes with dysmelia
References
-
^ "Dysmelia (Limb Deficiency/Reduction)". Atlas of Genetic Diagnosis and Counseling. Humana Press. 2006. pp. 312–322.
-
^ McGuirk, Caroline K.; Westgate, Marie-Noel; Holmes, Lewis B. (2001-10-01). "Limb Deficiencies in Newborn Infants". Pediatrics. 108 (4). American Academy of Pediatrics (AAP): e64.
doi:
10.1542/peds.108.4.e64.
ISSN
1098-4275.
PMID
11581472.
S2CID
1863175.
External links