Anectopia(/ɛkˈtoʊpiə/) is a displacement or malposition of anorganor other body part, which is then referred to asectopic(/ɛkˈtɒpɪk/).[1]
Examples
edit- Ectopic ACTH syndrome,also known as small-cell carcinoma.
- Ectopic calcification,a pathologic deposition of calcium salts in tissues or bone growth in soft tissues
- Cerebellar tonsillar ectopia,aka Chiari malformation, a herniation of the brain through the foramen magnum, which may be congenital or caused by trauma.
- Ectopic cilia,a hair growing where it isn't supposed to be, commonly an eyelash on an abnormal spot on the eyelid, distichia
- Ectopia cordis,the displacement of the heart outside the body during fetal development
- Ectopic enamel,a tooth abnormality, where enamel is found in an unusual location, such as at the root of a tooth
- Ectopic expression,the expression of a gene in an abnormal place in an organism
- Ectopic hormone,a hormone produced by a tumor, such as small-cell carcinoma, can causeCushing's syndrome
- Ectopia lentis,the displacement of the crystalline lens of the eye
- Neuronal ectopia
- Ectopic pancreas,displacement of pancreatic tissue in the body with no connection, anatomical or vascular, to the pancreas
- Ectopic recombination,the recombination between sequences (like leu2 sequences) present at different genomic locations
- Renal ectopiaoccurs when both kidneys are on the same side of the body
- Ectopic testis,a testis that has moved to an unusual location
- Ectopic thymus,where thymus tissue is found in an abnormal location
- Ectopic thyroid,where an entire or parts of the thyroid are located elsewhere in the body
- Ectopic tooth,a tooth that erupted outside the dental arch
- Ectopic ureter,where the ureter terminates somewhere other than the urinary bladder
- Ectopia vesicae,a congenital anomaly in which part of the urinary bladder is present outside the body
See also
edit- Ectopic beatof the heart
- Cervical ectropion
- Ectopic pregnancy,where the fertilized egg implants anywhere other than the uterine wall
- Heterotopia (medicine)
References
edit- ^Wilmott, Robert William; Deterding, Robin; Li, Albert; Ratjen, Felix; Sly, Peter; Zar, Heather J; Bush, Andrew, eds. (2019). "Ectopia".Kendig's Disorders of the Respiratory Tract in Children(9 ed.). Philadelphia, Pennsylvania: Elsiver. pp. 1176–1177.ISBN978-0-323-44887-1.
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