Cloacal exstrophy (EC) is a severe

birth defect A birth defect, also known as a congenital disorder, is an abnormal condition that is present at birth regardless of its cause. Birth defects may result in disabilities that may be physical, intellectual, or developmental. The disabilities c ...

wherein much of the abdominal organs (the

bladder The urinary bladder, or simply bladder, is a hollow organ in humans and other vertebrates that stores urine from the kidneys before disposal by urination. In humans the bladder is a distensible organ that sits on the pelvic floor. Urine enters ...

and

intestines The gastrointestinal tract (GI tract, digestive tract, alimentary canal) is the tract or passageway of the digestive system that leads from the mouth to the anus. The GI tract contains all the major organs of the digestive system, in humans ...

) are exposed. It often causes the splitting of the bladder,

genitalia A sex organ (or reproductive organ) is any part of an animal or plant that is involved in sexual reproduction. The reproductive organs together constitute the reproductive system. In animals, the testis in the male, and the ovary in the female, ...

, and the

anus The anus (Latin, 'ring' or 'circle') is an opening at the opposite end of an animal's digestive tract from the mouth. Its function is to control the expulsion of feces, the residual semi-solid waste that remains after food digestion, which, d ...

. It is sometimes called OEIS complex. Diagnostic tests can include ultrasound,

voiding cystourethrogram In urology, voiding cystourethrography (VCUG) is a frequently performed technique for visualizing a person's urethra and urinary bladder while the person urinates (voids). It is used in the diagnosis of vesicoureteral reflux (kidney reflux), amon ...

(VCUG),

intravenous pyelogram Pyelogram (or pyelography or urography) is a form of imaging of the renal pelvis and ureter. Types include: * Intravenous pyelogram – In which a contrast solution is introduced through a vein into the circulatory system. * Retrograde pyelogram ...

(IVP), nuclear renogram, computerized axial tomography (

CT scan A computed tomography scan (CT scan; formerly called computed axial tomography scan or CAT scan) is a medical imaging technique used to obtain detailed internal images of the body. The personnel that perform CT scans are called radiographers ...

), and magnetic resonance imaging (MRI). Cloacal exstrophy is a rare birth defect, present in 1/200,000 pregnancies and 1/400,000 live births. It is associated with a defect of the

ventral Standard anatomical terms of location are used to unambiguously describe the anatomy of animals, including humans. The terms, typically derived from Latin or Greek roots, describe something in its standard anatomical position. This position prov ...

body wall and can be caused by inhibited

mesoderm The mesoderm is the middle layer of the three germ layers that develops during gastrulation in the very early development of the embryo of most animals. The outer layer is the ectoderm, and the inner layer is the endoderm.Langman's Medical Emb ...

al migration. The defect can often be comorbid with

spinal bifida Spina bifida (Latin for 'split spine'; SB) is a birth defect in which there is incomplete closing of the spine and the membranes around the spinal cord during early development in pregnancy. There are three main types: spina bifida occulta, ...

and kidney abnormalities.

References

External links

{{Medical resources , DiseasesDB = , ICD10 = {{ICD10, Q, 64, 1 , ICD9 = , ICDO = , OMIM = 258040 , MedlinePlus = , MeSH = , GeneReviewsNBK = , GeneReviewsName = , Orphanet = 93929 Congenital disorders of urinary system Rare diseases Intersex variations

See also

References

External links