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Impatent structure

Known as: Atresia, Atretic 
A congenital anatomic defect characterised by the absence of a normally present opening in an organ or tissue.
National Institutes of Health

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AtresiaClinical Data Interchange Standards Consortium Terminology

Papers overview

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Highly Cited
2006
Highly Cited
2006
Round Window Stimulation with an Implantable Hearing Aid (Soundbridge®) Combined with Autogenous Reconstruction of the Auricle – A New Approach
Background: Congenital malformations of the auricle are often combined with atresia of the outer ear canal and malformations of… 
Highly Cited
1999
Highly Cited
1999
Effects of waterborne exposure of 17 β-estradiol on secondary sex characteristics and gonads of fathead minnows (Pimephales promelas)
Highly Cited
1991
Highly Cited
1991
Tissue-specific expression of four insulin-like growth factor-binding proteins (1, 2, 3, and 4) in the rat ovary.
We investigated the possible presence of the mRNAs encoding four insulin-like growth factor-binding proteins (IGFBP-1, -2, -3… 
Highly Cited
1985
Highly Cited
1985
An enzymatic method for dissociation of intact follicles from the hamster ovary: histological and quantitative aspects.
An enzymatic method was developed to collect intact follicles at different stages of development from cyclic hamsters to study… 
Review
1982
Review
1982
Current prognosis in overt neonatal hydrocephalus.
Chiefly because of advances in prenatal diagnostic ultrasonography, prognostic data on congenital hydrocephalus have increased in… 
Highly Cited
1980
Highly Cited
1980
Annual cycles in levels of pituitary and plasma gonadotropin, gonadal steroids, and thyroid activity in the Chinese cobra (Naja naja).
Highly Cited
1975
Highly Cited
1975
Interaction of estrogen and gonadotrophins on follicular atresia.
We have investigated folluclar atresia by giving hypophysectomized immature female rats (HIFR) diethylstibestrol or… 
Highly Cited
1967
Highly Cited
1967
Diagnosis of biliary atresia: relative accuracy of percutaneous liver biopsy, open liver biopsy, and operative cholangiography.
Review
1965
Review
1965
Congenital esophageal atresia
Highly Cited
1961
Highly Cited
1961
Quantitative study of follicular development in the ovary of the intact or unilaterally ovariectomized hamster.
Summary. This study is an analysis of the changes occurring in the population of follicles during the oestrous cycle of the… 
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