1) Congenital disorder of breast 
[disease] Athelia is the congenital absence of one or both nipples. It is a rare condition. It sometimes occurs on one side in children with the Poland sequence and on both sides in certain types of ectodermal dysplasia. ==Sources== ...[fungus] Athelia is a genus of corticioid fungi in the family Amylocorticiaceae. Some species are facultative parasites of plants (including crops) and of lichens. The widespread genus contains 28 species. ...
Congenital absence of the nipples. ... Origin: G. A-priv. + thele, nipple ... (05 Mar 2000) ... 
(ә-the´le-ә) congenital absence of the nipples.
Type: Term Pronunciation: ă-thē′lē-ă Definitions: 1. Congenital absence of the nipples.
Athelia: Absence of the nipple. Athelia is a rare condition but it is common in certain conditions. Athelia tends to occurs on one side (unilaterally) in children with the Poland sequence and on both sides (bilaterally) in certain types of ectodermal dysplasia. The Poland sequence (named for Alfred Poland, a celebrated 19th-century British surgeon ...