Medications

What other names is Pheasant's Eye known by? Adonis Herba, Adonis Vernal, Adonis vernalis, Eléboro Falso, False Hellebore, Ojo de Perdiz, Oxeye, Pheasants Eye, Red Morocco, Rose-A-Rubie, Sweet Vernal, Yellow Pheasant's Eye. What is Pheasant's ...

ZIFT - Medical

ZIFT: Stands for zygote intrafallopian transfer, a method used to treat infertility in which an egg fertilized in vitro (outside the body) is placed into a woman's fallopian tube. This technique is one used to overcome infertility, the inability...

Zidovudine triphosphate - Medical

Zidovudine triphosphate: The active form of zidovudine which is also known as AZT. See: AZT. Last Editorial Review: 11/1/2003AZT: Zidovudine (formerly called azidothymidine [abbreviated AZT]), a drug used against human immunodeficiency virus (HIV...

Zidovudine - Medical

Zidovudine: See: AZT. Last Editorial Review: 11/1/2003AZT: Zidovudine (formerly called azidothymidine [abbreviated AZT]), a drug used against human immunodeficiency virus (HIV), the virus that causes AIDS. The brand name is Retrovir. The US Food an...

Peyote

What other names is Peyote known by? Devil's Root, Dumpling Cactus, Lophophora williamsii, Magic Mushrooms, Mescal Buttons, Mescaline, Pellote, Sacred Mushroom. What is Peyote? Peyote is a cactus. The above ground parts are used to make medicine. ...

Zhong Wei Chen - Medical

Zhong Wei Chen: See: Chen, Zhong Wei.Last Editorial Review: 3/28/2004 Chen, Zhong Wei: (1929-2004) Chinese surgeon considered the "father of replantation." Dr. Chen was the first to reattach a severed hand with success which he did in 1963. Las...

Zhitai - Medical

Zhitai: One of the three major preparations of red yeast rice, a tradition Chinese medicine now used to lower cholesterol. Last Editorial Review: 10/16/2004 Red yeast rice: Rice that has been fermented by the red yeast, Monascus purpureus. Re...

Zenker's diverticulum - Medical

Zenker's diverticulum: See: Zenker diverticulum.Last Editorial Review: 2/22/2004 Zenker diverticulum: The most common type of outpouching in the esophagus, due to increased pressure causing the mucous membrane of the esophagus to herniate throu...

Peru Balsam

What other names is Peru Balsam known by? Balsamum Peruvianum, Baume du Pérou, Black Balsam, Indian Balsam, Myroxylon balsamum pereirae, Myroxylon pereirae, Peruvian Balsam. What is Peru Balsam? Peru balsam is an herb. The oily sap from the b...

Zenker diverticulum - Medical

Zenker diverticulum: The most common type of outpouching in the esophagus, due to increased pressure causing the mucous membrane of the esophagus to herniate through a defect in the wall of esophagus. Zenker diverticuli are usually located in the p...

Periwinkle

What other names is Periwinkle known by? Common Periwinkle, Earlyflowering, Evergreen, Lesser Periwinkle, Myrtle, Petite Pervenche, Small Periwinkle, Vinca minor, Vincae Minoris Herba, Vincapervinca, Wintergreen. What is Periwinkle? Periwinkle is ...

Zeitgeber - Medical

Zeitgeber: An environmental agent or event that provides the cue for setting or resetting a biological clock. To be synchronized with our environment, we need the input of Zeitgebers. The most important Zeitgeber in nature is light. Social factor...

Zebra - Medical

Zebra: The term "zebra" in medicine does not refer to the striped African animal but to an unlikely diagnostic possibility. It comes from an old saying in teaching medical students about how to think logically in regard to the differential diagnosis:...

Perillyl Alcohol

What other names is Perillyl Alcohol known by? Dihydroperillic Acid, Monoterpene Perillyl Alcohol, Perillic Acid, Perillyl, Perilyl, Perrillyl, POH. What is Perillyl Alcohol? Perillyl alcohol is a chemical found in plants such as lavender and citr...

Perilla

What other names is Perilla known by? Beefsteak Plant, Dentidia nankinensis, Japanese Basil, Ocimum frutescens, Perilla arguta, Perilla frutescens, Perilla nankinensis, Perilla ocymoides, Perilla Oil, Perilla Seed Oil, Purple Mint, Shiso, Silam, Wil...

ZAP-70 - Medical

ZAP-70: Zeta-chain-associated protein kinase 70. A member of the protein tyrosine kinase family, ZAP-70 is normally expressed in T cells and natural killer cells and has a critical role in the initiation of T-cell signaling. ZAP-70 is expressed in T ...

Zaleplon - Medical

Zaleplon: Brand name: Sonata. A sedative hypnotic drug in a class closely related the benzodiazepines, affecting the central nervous system, used as a sleep drug. For more information, see: zaleplon. Last Editorial Review: 7/6/2004 GENERIC NAME: za...

Peppermint

What other names is Peppermint known by? Black Peppermint, Bo He, Brandy Mint, Chinese Peppermint, Corn Mint, Extract of Mentha Piperita, Extract of Peppermint, Extract of Peppermint Leaves, Extract of Peppermint Leaves, Extrait de Feuilles de Menth...

Z chromosome - Medical

Z chromosome: A sex chromosome in certain animals, such as chickens, turkeys, and moths. In humans, males are XY and females XX, but in animals with a Z chromosome, males are ZZ and females are WZ. Last Editorial Review: 4/27/2011 5:27:15 PM...

Peony

What other names is Peony known by? Bai Shao, Chi Shao, Chinese Peony, Common Peony, Coral Peony, Cortex Moutan, European Peony, Jiu Chao Bai Shao, Moutan, Mu Dan Pi, Paeonia, Paeonia alba, Paeonia albiflora, Paeonia anomala, Paeonia arborea, Paeoni...

Yttrium Y 90 ibritumomab tiuxetan - Medical

Yttrium Y 90 ibritumomab tiuxetan: An anticancer drug that is a combination of the radioisotope yttrium-90 and a monoclonal antibody, a produced substances that can locate and bind to cancer cells. Also called IDEC-Y2B8 monoclonal antibody. Last ...

Yttrium - Medical

Yttrium: A rare elemental metal. A radioactive form of yttrium is used in radiation therapy and some types of immunotherapy. Last Editorial Review: 3/14/2004 Medical Author: William C. Shiel Jr., MD, FA...

Youth - Medical

Youth: The time between childhood and maturity. (Unfortunately, as the songwriter Sammy Cahn noted, "youth is wasted on the young.")Last Editorial Review: 4/27/2011 5:27:15 PM...

Yolk stalk - Medical

Yolk stalk: A narrow tube present in the early embryo that connects the midgut of the embryo to the yolk sac outside the embryo through the umbilical opening. Later in development, the yolk stalk is usually obliterated, but a remnant of it ...

Yolk sac - Medical

Yolk sac: Not all yolk has to do with birds' eggs. Human embryos have a yolk sac, too. The human yolk sac is a membrane outside the embryo that is connected by a tube (the yolk stalk) though the umbilical opening to the embryo's midgut. The yolk sac ...

Yogurt - Medical

Yogurt: A common dish made of milk curdled and fermented with a culture of Lactobacillus (the milk bacillus). The word was acquired in the 1620s from Turkey. It can be spelled myriad ways including yogurt, yoghurt, yaghourt, yooghurt, yughard, an...

Yoga - Medical

Yoga: A way of life that includes ethical precepts, dietary prescriptions, and physical exercise. Its practitioners believe that their discipline has the capacity to alter mental and bodily responses normally thought to be far beyond a person's abili...

Yersiniosis - Medical

Yersiniosis: An infectious disease caused by a bacterium called Yersinia enterocolitica (and, less often, other forms of Yersinia). The infection can cause a variety of symptoms depending on the age of the person infected. Common symptoms in children...

Yersinia pestis genome - Medical

Yersinia pestis genome: See: Plague bacterium genome.Last Editorial Review: 2/4/2004 Plague bacterium genome: All of the DNA (the genome) of the bacterium Yersinia pestis that causes the plague, consisting of four rings of DNA -- a large circular ch...

Yersinia pestis - Medical

Yersinia pestis: The bacteria that causes the bubonic plague which in the year 541 (as the Black Death) and later in the Middle Ages decimated Europe. The effects of the plague are described in the nursery rhyme "We all fall down." Y. pestis mainly...