DECIDUA (deciduae)

Pronunciation (US):

(GB):

Irregular inflected form: deciduae   

 Dictionary entry overview: What does decidua mean? 

• DECIDUA (noun)
  The noun DECIDUA has 1 sense:

1. the epithelial tissue of the endometrium

  Familiarity information: DECIDUA used as a noun is very rare.

 Dictionary entry details 

• DECIDUA (noun)

Sense 1

Meaning:

The epithelial tissue of the endometrium

Classified under:

Nouns denoting body parts

Hypernyms ("decidua" is a kind of...):

epithelial tissue; epithelium (membranous tissue covering internal organs and other internal surfaces of the body)

Holonyms ("decidua" is a substance of...):

endometrium ((pregnancy) the mucous membrane that lines the uterus; thickens under hormonal control and (if pregnancy does not occur) is shed in menstruation; if pregnancy occurs it is shed along with the placenta at parturition)

 Context examples 

A malignant neoplasm arising from decidua (placental) cells.

(Malignant Placental Neoplasm, NCI Thesaurus/CDISC)

A neoplasm arising from decidua (placental) cells in which the malignancy status has not been established.

(Placental Neoplasm, NCI Thesaurus/CDISC)

The endometrial layer that develops around the embryo then slowly regresses until the fourth month of pregnancy when the membrane presses against the decidua parietalis and begins to rapidly degenerate.

(Decidua Capsularis, NCI Thesaurus)

This junctional zone extends at the edge of the placenta to the amino-chorionic membranes where the chorionic laeve trophoblast has intimate contact with decidua tissue.

(Intermediate Type Trophoblastic Cell, NCI Thesaurus)

Acute inflammation characterized by neutrophilic infiltration of the decidua.

(Deciduitis, NCI Thesaurus)

Abnormal adherence of part or all of the placenta to the uterine wall, with partial or complete absence of the decidua basalis, especially of the spongiosum layer.

(Placenta Accreta, NLM, Medical Subject Headings)

A trophoblast that travels into the junctional zone of the decidua, reacting with maternal tissue leukocytes, mainly NK cells, macrophages and T cells, and invades maternal blood vessels feeding the placenta, softening the walls and replacing the lining with fetal tissue.

(Intermediate Type Trophoblastic Cell, NCI Thesaurus)