Look up: atresia

1. 
   atresia
   [n] - an abnormal condition in which a normal opening or tube in the body (as the urethra) is closed or absent
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. 
   Atresia
   a birth defect in which a normal body opening or canal is absent; usually requires surgical repair soon after birth
   Found on http://www.medichecks.com/glossary.cfm?l
   
   
3. 
   Atresia
   Atresia: Absence of a normal opening or failure of a structure to be tubular. Atresia can affect many structures in the body, including: Anal atresia -- congenital absence of a hole at the bottom end of the intestine. Also called imperforate anus. Aortic atresia -- congenital absence of the normal valvular opening into the aorta. Biliary atresia -- ...
   Found on http://www.medterms.com/script/main/art.
   
   
4. 
   Atresia
   A·tre'si·a noun [ New Latin , from Greek ... not perforated.] (Medicine) Absence or closure of a natural passage or channel of the body; imperforation.
   Found on http://www.encyclo.co.uk/webster/A/140
   
   
5. 
   atresia
   <medicine> Absence or closure of a natural passage or channel of the body; imperforation. ... Origin: NL, fr. Gr. Not perforated. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. 
   atresia
   noun an abnormal condition in which a normal opening or tube in the body (as the urethra) is closed or absent
   Found on http://wordnet.princeton.edu/perl/webwn?
   
   
7. 
   Atresia
   `Atresia` is a condition in which a body orifice or passage in the body is abnormally closed or absent. Examples of atresia include: * Biliary atresia * Ovarian follicle atresia, atresia refers to the degeneration and subsequent resorption of one or more immature ovarian follicles. * Vaginal atresia - congenital occlusion of the vagina or subsequence adhesion (sticking together) of the walls of the vagina occluding it. * Esophageal atresia - af...
   Found on http://en.wikipedia.org/wiki/Atresia
   
   
8. 
   atresia
   (ә-tre´zhә) congenital absence or closure of a normal body opening or tubular structure; see also obstruction. adj., atret´ic., adj. atresia ani imperforate anus. atresia folliculi follicular atresia.
   Found on http://www.mercksource.com/pp/us/cns/cns
   
   
9. 
   Atresia
   • (n.) Absence or closure of a natural passage or channel of the body; imperforation.
   Found on http://thinkexist.com/dictionary/meaning
   
   
10. 
    atresia
    Congenital absence of a normal opening or normally patent lumen. Syn: clausura [G. a- priv. + trsis, a hole]
    Found on http://www.stedmans.com/section.cfm/45
    
    
11. 
    Atresia
    Absence of a body opening or canal resulting from failure of development during fetal development. The condition is seen on the newborn at birth. The majority are properly corrected by early surgical interventions. Narrower term(s): Aural Atresia Anal Atresia Biliary Atresia Cervical Atresia Duodenal Atresia Esophageal Atresia Pulmonary Atresi...
    Found on http://www.pregnology.com/AZ/A/10