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Ectasia
Dilation or distention of a tubular structure.
[
1
]
It occurs as part of a
pathophysiological
process.
Specific conditions
Duct ectasia of breast
, a dilated milk duct.
Duct ectasia syndrome
is a synonym for nonpuerperal (unrelated to pregnancy and breastfeeding)
[
2
]
mastitis
.
Dural ectasia
, dilation of the
dural sac
surrounding the
spinal cord
, usually in the very low back.
Pyelectasis
, dilation of a part of the kidney, most frequently seen in
prenatal ultrasounds
. It usually resolves on its own.
Rete tubular ectasia
, dilation of tubular structures in the
testicles
. It is usually found in older men.
Acral arteriolar ectasia
Corneal ectasia
(secondary
keratoconus
), a bulging of the cornea.
Vascular ectasias
Annuloaortic ectasia
, dilation of the
aorta
. It can be associated with
Marfan syndrome
.
[
3
]
Dolichoectasias
, weakening of arteries, usually caused by
high blood pressure
.
Intracranial dolichoectasias
, dilation of arteries inside the
head
.
Gastric antral vascular ectasia
, dilation of small blood vessels in the last part of the
stomach
.
Telangiectasias
are small dilated blood vessels found anywhere on the body, but commonly seen on the face around the nose, cheeks, and chin.
References
^
"Ectasia." The Free Dictionary. Farlex, Inc., 2009. Web. 6 Nov. 2009. <
http://medical-dictionary.thefreedictionary.com/ectasia
>
^
"Mammary Duct Ectasia. MayoClinic. Mayo Foundation for Medical Education and Research, 2009. Web. 6 Nov. 2009. <
http://www.mayoclinic.com/health/mammary-duct-ectasia/DS00751
>.
^
"Annuloaortic Ectasia." Standford Hospital & Clinics - Standford Medicine. Stanford Hospital & Clinics. , 2009. Web. 6 Nov. 2009. <
http://stanfordhospital.org/clinicsmedServices/COE/heart/
DiseasesConditions/marfan/annuloaorticEctasia.html>.