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Hepatic Vein Thrombosis Learning Center
- Pregnancy
- Cancers
- Autoimmune Disease
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Myeloproliferative Diseases
- Oral Contraception
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Pregnancy is the condition of having a developing embryo or fetus in the body. The union of an egg (ovum) with sperm is called fertilization, or conception, and it is this union that produces the embryo. Pregnancy includes the period from concepti...
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Adolescent pregnancy is pregnancy in girls age 19 or younger.
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A great deal of public health resources is spent on pregnancy. It is clear that prenatal and neonatal health play a large role in determining the health of a population, and in fact, pregnancy outcomes are often used as an indicator of a nation's ...
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A pregnancy test measures a hormone called human chorionic gonadotropin (HCG. HCG is a hormone produced during pregnancy. It appears in the blood and urine of pregnant women as early as 10 days after conception. See also: HCG - urine; HCG - serum ...
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Nutrition during the preconception period, as well as throughout a pregnancy, has a major impact on pregnancy outcome. Among prepregnancy considerations, the prepregnancy Body Mass Index (BMI), folic acid status, and socioeconomic status are the m...
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Prior to modern medicine, many mothers and their babies did not survive pregnancy and the birth process. Today, good prenatal care can significantly improve the quality of the pregnancy and the outcome for the infant and mother. Good prenatal care...
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Cancer is not just one disease, but a large group of almost 100 diseases. It is a genetic disease, with two main characteristics of uncontrolled growth of the cells in the human body and the ability of those cells to migrate from the original site...
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Cancer is the uncontrolled growth of abnormal cells in the body. Cancerous cells are also called malignant cells.
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Cancer is the end product of a multistep process (carcinogenesis) that occurs over many years. The term "cancer" actually refers to numerous distinct diseases characterized by abnormal cell growth and differentiation. Cancers are categorized by th...
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A group of diseases characterized by uncontrollable cell growth. Cancer is a family of diseases in which cells replicate at an extremely rapid pace. A cancerous, or malignant, tumor begins its growth at a primary site, damaging surrounding tissue ...
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INCLUSION CRITERIA A preliminary list of cancers and related topics was compiled from a wide variety of sources, including professional medical guides and textbooks, as well as consumer guides and encyclopedias. The advisory board, made up of medi...
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Cancer is not just one disease, but a large group of diseases characterized by uncontrolled and abnormal growth of the cells in the human body and the ability of these cells to spread to distant sites (metastasis). If the spread is not controlled,...
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Unfortunately, man must suffer disease. Some diseases are totally reversible and can be effectively treated. Moreover, some diseases with proper treatment have been virtually annihilated, such as polio, rheumatic fever, smallpox, and, to some exte...
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The Surveillance, Epidemiology, and End Results (SEER) Program of the National Cancer Institute is the most authoritative source of information on cancer incidence and survival in the United States. Established in 1973, SEER originally provided ca...
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Cancer is a group of diseases characterized by uncontrolled growth of tissue cells in the body and the invasion by these cells into nearby tissue and migration to distant sites.
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Cancer is not just one disease, but a large group of diseases characterized by uncontrolled and abnormal growth of the cells in the human body and the ability of these cells to spread to distant sites (metastasis). If the spread is not controlled,...
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Cancer is not just one disease, but a large group of almost one hundred diseases. Its two main characteristics are uncontrolled growth of the cells in the human body and the ability of these cells to migrate from the original site and spread to di...
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Cancer is characterized by uncontrolled growth of cells in the body and the ability of these malignant cells to spread (metastasize) to distant sites within the body. If the spread is not controlled, cancer can result in death. Cancer is not just ...
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Cancer is a disease characterized by the uncontrolled growth and spread of abnormal cells. Around the world, over 10 million cancer cases occur annually. Half of all men and one-third of all women in the United States will develop some form of can...
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A continuous process in which multiple alterations occur in genes that control cell division and differentiation that leads to cancer—the uncontrolled division and proliferation of cells. These genetic alterations are referred to as mutations, whi...
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Autoimmune disorders are conditions in which a person's immune system attacks the body's own cells, causing tissue destruction.
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An autoimmune disorder is a condition that occurs when the immune system mistakenly attacks and destroys healthy body tissue. There are more than 80 different types of autoimmune disorders. See also: Immune response
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Autoimmune disorders are conditions in which a person's immune system attacks the body's own cells, causing tissue destruction.
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Diseases in which the immune system attacks the body's own healthy tissues, forming antibodies in an assault on mistakenly identified "foreign invaders. " Autoimmune disorders occur when the body's immune system loses its ability to recognize the ...
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Oral contraceptives are medicines taken by mouth to help prevent pregnancy . They are also known as the Pill, OCs, or birth control pills.
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Oral contraceptives are medicines taken by mouth to help prevent pregnancy. They are also known as the pill, OCs, or birth control pills.
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Contraception is the use of a method, device, or medication to prevent pregnancy by interfering with ovulation, fertilization, and/or implantation. Another term for contraception is birth control.
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Contraception (birth control) prevents pregnancy by interfering with the normal process of ovulation, fertilization, Various types of contraception. ( Photo Researchers, Inc. Reproduced by permission.) and implantation. There are different kinds o...
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Contraception (birth control) prevents pregnancy by interfering with the normal process of ovulation, fertilization, and implantation. There are different kinds of birth control that act at different points in the process.
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Contraception (birth control) is the prevention of conception (pregnancy). In the United States, 60% of boys and 50% of girls between the ages of 15 and 19 are sexually active, yet only half of these adolescents use contraception the first time th...
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Contraception is the use of any of various methods to prevent pregnancy. Family planning, in contrast, involves the use of contraception or other measures to limit the number of children and plan the timing and spacing of births. Contraception has...
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