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Related to imperforate: imperforate hymen
See: impervious
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Imperforate hymen can cause abdominal pain and primary amenorrhoea.
The simplest way to differentiate imperforate hymen from agenesis of the lower vagina is with visualization of the obstructing tissue on exam and usage of transperitoneal ultrasound.
"At 4am the doctors came to tell us that they suspected that William had Down's syndrome, and he also had an imperforate anus and breathing problems.
The sequence of features that follow are vessel elements, then imperforate tracheary elements, axial parenchyma, rays, and crystals.
An imperforate hymen results from failure of the caudal paramesonephric ducts to fuse with the urogenital sinus, leading to an obstruction located between the vagina and the vestibule, just cranial to the opening of the urethra [1, 2].
"Pelvic mass'' is often the working diagnosis in cases of imperforate hymen, vaginal atresia, cervical agenesis, and uterine didelphys with obstructed hemivagina.
Members of class Dacrymycetes are known as jelly fungi characterized by imperforate parenthesomes and basidia that are usually branched.
Congenital rectovaginal fistula, imperforate anus, hypospadias and other anatomical variants of cloacal dysgenesis can also be associated with maldevelopment of the Mullerian and mesonephric duct derivatives.