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A congenital or acquired positional abnormality of an organ or other part of thebody.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



displacement of an organ into an adjacent body cavity or to the exterior. Ectopia may occur as a birth defect (anomaly of development) or as a result of injury to the walls of a cavity. Examples include ectopia of the urinary bladder to the exterior in case of partial closure of the anterior abdominal wall, ectopia of the spleen into the pleural cavity in case of hernia or traumatic rupture of the diaphragm, and hereditary ectopia lends, displacement of the crystalline lens of the eye.

Some types of ectopia are fatal, for example, ectopia cordis, congenital displacement of the heart outside the chest wall. Other types of ectopia can be corrected surgically.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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Namtvedt et al., "Biomarkers of cardiovascular injury and stress are associated with increased frequency of ventricular ectopy: a population-based study," BMC Cardiovascular Disorders, vol.
Catheter ablation of paroxysmal atrial fibrillation initiated by non-pulmonary vein ectopy. Circulation.
However, the onset of hypokalemia and hypomagnesemia with thiazides or loop diuretics may lead to increased ventricular ectopy and an increased incidence of sudden death."
On the other hand, we have found graphic similarity between acetowhite temporal patterns of cervical tissues considering normal (ectopy and inflammation) and abnormal cases (LSIL and HSIL).
Interestingly, there was no recorded prolongation of QT interval on ECGs, episodes of Torsade's de Pointes, or ventricular ectopy recorded during the patient's stay in the telemetry unit.
The reported ECG changes include 1st-degree atrioventricular block, ventricular ectopy, atrial fibrillation, and inferior ST elevation [4].
Among patients, 47 (51%) presented ectopy, 33 (38%) agenesis, and 10 (11%) hypoplasia of the thyroid gland.
Lauer, "Frequent ventricular ectopy after exercise as a predictor of death," The New England Journal of Medicine, vol.
Thyroid dysgenesis, including agenesis, ectopy and hypoplasia of the gland, is the most frequent cause of congenital hypothyroidism (80-85%); defects in thyroid hormone synthesis (i.e.
(8,17,18) It is related to the more intense sexual activity in this age (that favors the infection) as well as to an anatomical characteristic of the young women (cervical ectopy) that exposes the columnar epithelium in the ectocervix, making it more vulnerable to pathogen infections.
Cervical ectopy in adolescent girls with and without human immunodeficiency virus infection.
Ventricular ectopy was 5374, with 390 V-Runs and 680 V-Pairs, Ventricular Bigeminy events were 31 and ventricular Trigeminy events were 6.