Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «P»:
Pregnancy danger from urinary tract infection
Pregnancy danger from urinary tract infection (UTI): A
pregnant woman who develops a UTI should be treated promptly to avoid premature delivery
of her baby and other risks such as high blood pressure. Some antibiotics are not safe to
take during pregnancy. In selecting the best treatment, doctors co...
Pregnancy planning: Pregnancy planning addresses
issues like nutrition, vitamins, body weight, exercise, potentially
harmful medications and illnesses, immunizations, and genetic
counseling that may impact a woman's ability to carry a child to
term. A woman who plans to become pregnant should ma...
Pregnancy radiation exposure
Pregnancy radiation exposure: See: Prenatal radiation exposure....
Pregnancy symptoms: A symptom or sign of pregnancy. These symptoms and signs depend upon the time in pregnancy. In the first trimester of pregnancy, the first
sign of pregnancy is most often a missed menstrual period. If a sexually active woman's periods are generally regular, missing a period for ...
Pregnancy ultrasound: Creating an image of the developing fetus within the uterus by means of measuring the vibrations returned when a device emits high-frequency sound waves.
Ultrasound imaging has been done during pregnancy for over three decades. It has proven to be a very useful, safe, and v...
Pregnancy, acute fatty liver
Pregnancy, acute fatty liver: Liver failure in late pregnancy, usually from unknown cause.
Acute fatty liver of pregnancy (AFLP) typically occurs in first-time pregnancies in the last trimester.
AFLP causes nausea and vomiting, abdominal pain especially in the upper abdomen (epigastrium), jaundic...
Pregnancy, alcohol in
Pregnancy, alcohol in: The consumption of alcohol during
pregnancy carries the danger of damaging the fetus and causing fetal alcohol syndrome
(FAS) or fetal alcohol effects....
Pregnancy, dangerous drugs during
Pregnancy, dangerous drugs during: A teratogen is an agent that can disturb
the development of the embryo or fetus. Teratogens halt the pregnancy or produce a
congenital malformation (a birth defect). Classes of teratogens include radiation,
maternal infections, chemicals, and drugs.
Pregnancy, ectopic: A pregnancy that
is not in the usual place and is located outside the inner lining of
the uterus. A fertilized egg settles and grows in any location other
than the inner lining of the uterus. The large majority (95%) of
ectopic pregnancies occur in the Fallopian tube. However...
A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A fertilized egg settles and grows in any location other than the inner lining of the uterus. The large majority (95%) of extrauterine pregnancies occur in the Fallopian tube. H...
Pregnancy, hyperemesis of
Pregnancy, hyperemesis of: Excessive vomiting during pregnancy which, by definition, leads to the loss of 5% or more of the body weight of the woman.
Also called hyperemesis gravidarum, the disorder affects one in every 300 pregnant women. It is more common in young women, in first pregnancies and i...
Pregnancy, mask of
Pregnancy, mask of: Pigmentation of the cheeks of the face (malar area) that occurs in about half of women during pregnancy. The pigmented area darkens with sun exposure. Also referred to as melasma....
Pregnancy, pernicious vomiting of
Pregnancy, pernicious vomiting of: Medically known as hyperemesis gravidarum, this is excessive vomiting in early pregnancy. By definition, hyperemesis gravidarum, leads to the loss of 5% or more of the body weight of the woman.
Hyperemesis gravidarum affects about one in every 300 pregnant women. ...
An ectopic pregnancy that takes place in the Fallopian tube. Tubal pregnancies are due to the inability of the fertilized egg to make its way through the Fallopian tube into the uterus. Most tubal pregnancies occur in women 35 to 44 years of age. Tubal pregnancies account for 95 pe...
Pregnancy-associated malaria: A specific syndrome that occurs only in pregnant women and that is characterized by the accumulation in the placenta of red blood cells containing the malarial parasite. Pregnancy-associated malaria causes low birthweight and maternal anemia and therefore is associated ...