perinatal period
(adjective)
Of or pertaining to the time around birth.
Examples of perinatal period in the following topics:
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HIV and AIDS
- The three main transmission routes of HIV are sexual contact, exposure to infected body fluids or tissues, and from mother to fetus during the perinatal period.
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Autism Spectrum Disorder
- The restriction of onset age has also been loosened from three years of age (as per the DSM-IV-TR) to the "early developmental period," with a note that symptoms may manifest later when demands exceed capabilities.
- These risk factors include genetics, prenatal and perinatal factors, neuroanatomical abnormalities, and environmental factors.
- A number of prenatal and perinatal complications have been reported as possible risk factors for ASD.
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Genetic and Environmental Impacts on Intelligence
- Nutrition has been shown to affect intelligence throughout the human lifespan; malnutrition during critical early periods of growth (particularly the prenatal period and during the second year of life) can harm cognitive development.
- Exposure to toxins and other perinatal factors have also been proven to affect intelligence, and in some cases, cause issues such as developmental delays.
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The TORCH Panel of Tests
- TORCH complex is a medical acronym for a set of perinatal infections (which are infections passed from a pregnant woman to her fetus).
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Teratogens
- Smoking is most likely to cause growth retardation, but has also been implicated in prelabor rupture of the membranes, preterm labor, abruption of the placenta, spontaneous abortion, perinatal morbidity and mortality, and sudden infant death syndrome.
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Portals of Exit
- The second is vertical disease transmission – passing a disease causing agent vertically from parent to offspring, such as through perinatal transmission.
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Adjustments of the Infant at Birth
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Periodic Trends
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The Edo Period
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The Periodic Table of Elements
- The periodic table is a tabular display of the chemical elements.
- Groups usually have more significant periodic trends than do periods and blocks, which are explained below.
- A period is a horizontal row in the periodic table.
- Here is the complete periodic table with atomic numbers, groups, and periods.
- Explain how properties of elements vary within groups and across periods in the periodic table