Glossary

Author: Glossary

  • Varicose aneurysm

    Aneurysm forming a blood-filled sac between an artery and a vein.  

  • Compound aneurysm

    Aneurysm in which some of the layers of the vessel are ruptured and others dilated.  

  • Cerebral aneurysm

    Aneurysm of a blood vessel in the brain. Embedded within the vascular tapestry of our intricate cerebral landscape, we encounter a phenomenon of significant import an expansion that befalls a section of a vein or artery wall, manifesting as dilation, bulging, or a wondrous ballooning effect. This captivating occurrence, nestled within the realms of our…

  • Berry aneurysm

    A small saccular congenital aneurysm of a cerebral vessel. It communicates with the vessel by a small opening. Rupture of this type of aneurysm may cause subarachnoid hemorrhage, a devastating form of stroke. Encounter an anomalous swelling that develops at the point where arteries supplying the brain intersect. These swellings, known as berry aneurysms, typically…

  • Atherosclerotic aneurysm

    Aneurysm due to degeneration or weakening of the arterial wall caused by atherosclerosis.  

  • Abdominal aortic aneurysm

    A localized dilatation (saccular, fusiform, or dissecting) of the wall of the abdominal aorta (the portion of the descending aorta that passes from the aortic hiatus of the diaphragm into the abdomen, descending ventral to the vertebral column, and ending at the fourth lumbar vertebra, where it divides into the two common iliac arteries). It…

  • Aneuploidy screening

    The testing of embryos for evidence of sex-linked diseases and structural chromosomal defects before their implantation in the uterus during assisted reproduction. Aneuploidy screening is one means of decreasing the risk of genetic diseases in implanted embryos.  

  • Anetoderma

    Localized laxity of the skin with protruding, saclike areas. These lesions are due to loss of normal skin elasticity. They may be excised.  

  • Twilight anesthesia

    State of light anesthesia. An infusion of sedatives and additional medications administered through the veins to reduce an individual’s consciousness of the ongoing procedure.  

  • Tumescent anesthesia

    The injection of large volumes of diluted lidocaine, bicarbonate, and epinephrine  subcutaneously for use in local anesthesia. This procedure is most often used before liposuction to limit blood loss and pain.