ectasia


Also found in: Dictionary, Thesaurus, Encyclopedia.
Related to ectasia: corneal ectasia, coronary artery ectasia, mammary duct ectasia

ectasia

 [ek-ta´zhah]
expansion, dilatation, or distention. adj., adj ectat´ic.
mammary duct ectasia a benign condition occurring in postmenopausal women, characterized by dilation of the ducts, inspissation of breast secretions, and periductal inflammation. Called also comedomastitis.

ec·ta·si·a

, ectasis (ek-tā'zē-ă, ek'tă-sis),
Dilation of a tubular structure.
[G. ektasis, a stretching]

ectasia

/ec·ta·sia/ (ek-ta´zhah) dilatation, expansion, or distention.ectat´ic
annuloaortic ectasia  dilatation of the proximal aorta and the fibrous ring of the heart at the aortic orifice, marked by aortic regurgitation, and when severe by dissecting aneurysm; often associated with Marfan's syndrome.
mammary duct ectasia  benign dilatation of the collecting ducts of the mammary gland, with inspissation of gland secretion and inflammatory changes in the tissues, usually during or after menopause.

ec·ta·si·a

, ectasis (ek-tā'zē-ă, ek'tă-sis)
Dilation of a tubular structure.
[G. ektasis, a stretching]

ectasia

Permanent widening, distension or ballooning of any tubular organ or part. ‘Broken veins’ are small ectatic skin blood vessels.

ectasia

expansion, dilatation or distention.
References in periodicals archive ?
Although the use of the term "venous aneurysm" appears in the literature, aneurysms today most often are associated with an artery, while ectasia suggests a venous process.
As a cornea specialist, I see this therapy has the potential to dramatically change the landscape of treatment for patients with Keratoconus and Corneal Ectasia.
For clinical trials on treating post-LASIK ectasia with vitamin B-2 (riboflavin) eye drops, visit clinicaltrials.
The relative risk reduction was 29% for duct ectasia, 33% for cysts, 33% for fibrocystic disease, 38% for hyperplasia, and 48% for metaplasia.
Nervous system--If dural ectasia (swelling of the covering of the spinal cord) develops, medication may help minimize any associated pain.
The Company's advanced cross-linking technology makes the treatment of keratoconus and post-LASIK ectasia faster, while also making possible an entirely new cross-linking procedure, Lasik Xtra[R], intra-operative cross-linking following the creation of the LASIK flap and/or excimer laser ablation during LASIK or PRK.
A serious complication of LASIK is corneal ectasia due to weakening of the collagen lamellar structure of cornea.
Then a disease-based approach considers keratoconus, pellucid marginal degeneration, post-refractive surgery, irregular astigmatism, post-surgical ectasia, epithelial basement membrane dystrophy, and Fuch's endothelial dystrophy.
Coronary artery ectasia (CAE) is a clinical entity characterized with localized or diffuse dilatation of the coronary arteries, greater than 1.
Causes of upper gastrointestinal bleeding-related degree of bleeding severity Site Degree of Oesophageal Gastric Duodenal bleeding Major Oesophageal Gastric Benign ulcer common varices varices Mallory-Weiss Portal tear hypertensive gastropathy Benign ulcer Major Dieulafoy's Haemobilia uncommon lesion Haemosuccus pancreas Aorto-enteric fistula Gastric cancer Usually Oesophagitis Gastritis minor Oesophageal Gastric antral cancer vascular ectasia
Histologic analysis revealed vascular ectasia and superficial interstitial and perifollicular and perineurovascular granulomatous reaction with increased mucin (colloidal iron stain examined), with occasional lymphocytes and eosinophils, consistent with postherpetic granuloma or an interstitial granuloma annulare-like tissue reaction.