Duct of Bellini
Duct of Bellini: A continuation of the collecting tubules in the kidney.
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- Ductal carcinoma of the breast, infiltrating
Ductal carcinoma of the breast, infiltrating: Infiltrating ductal carcinoma is one of several recognized specific patterns of cancer of the breast. It is so named because it begins in the cells forming the ducts of the breast. It is the most common form of breast cancer, comprising 65-85% of all cases. On a mammogram, invasive […]
- Ductus
Ductus: A duct or walled passageway suitable for the conveyance of air or, more often in the body, liquids. The term “ductus” also refers a key arterial shunt (ductus) in fetal life. Before birth, blood pumped from the heart through the pulmonary artery toward the lungs is shunted into the aorta. This arterial shunt, a […]
- Ductular hypoplasia, syndromatic hepatic
Ductular hypoplasia, syndromatic hepatic: Also called Alagille syndrome or arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn period, liver disease with cholestasis, peripheral pulmonic stenosis and unusual face. Children with Alagille syndrome usually present with jaundice (yellowing of the skin and whites of the eyes) in the newborn period. Cholestasis […]
- Ductus arteriosus
Ductus arteriosus: A short vessel through which blood headed from the heart via the pulmonary artery to the lungs is shunted before birth. This blood is shunted away from the lungs and returned to the aorta. When the shunt is open, it is said to be patent. A patent ductus arteriosus (PDA) usually closes at […]
- Ductus, patent
Ductus, patent: Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood pumped from the heart through the pulmonary artery toward the lungs is shunted into the aorta. This arterial shunt is a short vessel called the ductus arteriosus. When the shunt is open, it is said […]