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agenesis
(redirected from gonadal agenesis)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.04 sec.
agenesis /agen·e·sis/ (a-jen´ĕ-sis) absence of an organ, particularly that due to nonappearance of its primordium in the embryo.
gonadal agenesis  complete failure of gonadal development, as in Turner's syndrome.
nuclear agenesis  Möbius' syndrome.

a·gen·e·sis (-jn-ss)
n.
Absence or incomplete development of an organ or body part.

agenesis
[ājen′əsis]
Etymology: Gk, a + genein, not to produce
1 a congenital absence of an organ or part, usually caused by a lack of primordial tissue and failure of development in the embryo.
2 impotence or sterility. Also called agenesia. Compare dysgenesis. agenic, adj.

agenesis (ājen´sis),
n the defective development or congenital absence of parts.

agenesis
absence of an organ due to nonappearance of its primordium in the embryo.

agenesis
Embryology The incomplete or nondevelopment of a body part, organ or tissue. See Anal agenesis, Renal agenesis.


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