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Placenta previa is an abnormal condition of pregnancy in which the placenta is attached to the lower section of the uterus, partially or completely covering the cervix. It occurs in about 0.5% of pregnancies.
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Placenta previa is a complication of pregnancy in which the placenta grows in the lowest part of the womb (uterus) and covers all or part of the opening to the cervix. The placenta is the organ that nourishes the developing baby in the womb.
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Placenta previa is a condition that occurs during pregnancy when the placenta is abnormally placed, and partially or totally covers the cervix.
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Multiple pregnancy, usually referred to as multiple gestation, is one in which more than one fetus develops simultaneously in the mother's womb.
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A multiple pregnancy is a pregnancy in which more than one fetus develops in the uterus at the same time. Multiple pregnancies occur in 1–2% of pregnancies. The rate of twinning (the bearing of twins) is believed to be underestimated, as twin preg...
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Selective abortion, also known as selective reduction, refers to choosing to abort a fetus, typically in a multi-fetal pregnancy , to decrease the health risks to the mother in carrying and giving birth to more than one or two babies, and also to ...
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Multiple pregnancy is a pregnancy where more than one fetus develops simultaneously in the womb.
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Smoking is the inhalation of the smoke of burning tobacco encased in cigarettes, pipes, and cigars. Casual smoking is the act of smoking only occasionally, usually in a social situation or to relieve stress . A smoking habit is a physical addictio...
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Question: What are the negative effects of smoking? Answer: Smokers have an increased risk of the following: Lung cancer; Lung disease; Heart attack; Heart disease; Hypertension; Stroke; Oral cancer; Bladder cancer; Pancreatic cancer; Cervical can...
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Use of cigarettes and other tobacco products to engage in a habit that almost always leads to addiction. Every day 3,000 young people light up their first cigarette; every year a million teenagers become regular smokers. Adolescent smoking has ris...
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Smoking is the inhalation of the smoke of burning tobacco encased in cigarettes, pipes, and cigars. Casual smoking is the act of smoking only occasionally, usually in a social situation or to relieve stress . A smoking habit is a physical addictio...
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Smoking is the inhalation of the smoke of burning tobacco that is used mostly in three forms: cigarettes, pipes, and cigars.
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Smoking is an important and preventable cause of death and illness. However, as more money has been spent on smoking cessation programs, the incidence of cigarette smoking has risen. In 2002, 48 percent of men and 12 percent of women in the world ...
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Although the word meningitis suggests an inflammation of the meninges only, there is always some involvement of the most superficial parts of the brain that are contiguous to the meninges. Often there are also alterations in the flow of cerebrospinal fluid (CSF).
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An infection is a condition in which viruses, bacteria, fungi, or parasites enter the body and cause a state of disease. Such invaders are called pathogens. They damage cells of the body by adhering to and damaging the cell walls, releasing toxic ...
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The best way to stay healthy during travel is to prepare before you leave and take appropriate preventive measures while traveling. Different areas of the world have different diseases and require different precautions. Factors that contribute to ...
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Infection is the invasion and replication of microorganisms— viruses , bacteria , protozoa, or fungi —in body tissues.
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The term "emerging infection," first widely used in the early 1990s, refers to newly identified and previously unknown infectious agents that cause public health problems either locally or internationally. Their impact, in terms of economic reperc...
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The tropics are usually defined as that part of the equatorial world bounded by the tropics of Cancer and Capricorn. Defining a tropical infectious disease is not as straightforward. Almost all infectious diseases can be found in the tropics; ther...
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A communicable disease is an illness caused by a specific infectious agent or its toxic products. It arises through transmission of that agent or its products from an infected person, animal, or inanimate reservoir to a susceptible host, either di...
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The phrase "filth diseases" was coined in 1858 by British physician Charles Murchison to describe a class of conditions, mostly caused by infectious pathogens, that were associated with squalid living conditions—the overcrowded, unsanitary, and ve...
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Preeclampsia and eclampsia are hypertensive disorders of pregnancy that occur in 5%–10% of pregnancies. In developing countries, hypertensive disorders of pregnancy are the single most common cause of death in childbirth . Preeclampsia is defined ...
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Preeclampsia is a pregnancy condition in which high blood pressure and protein in the urine develop after the 20th week (late 2nd or 3rd trimester) of pregnancy.
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Preeclampsia and eclampsia are complications of pregnancy . In preeclampsia, the woman has dangerously high blood pressure, swelling, and protein in the urine. If allowed to progress, this syndrome will lead to eclampsia.
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A chronic illness is a disease that has a prolonged course, does not resolve spontaneously, and rarely is completely cured. Typical examples include cancer, heart disease, diabetes, and arthritis. These illnesses are usually more common as a popul...
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