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To evaluate the association between marijuana use and a composite adverse pregnancy outcome using biological sampling.Retrospective cohort study.Single tertiary center.Young women (13-22 years old) Cannabis, commonly called marijuana, is often used during pregnancy, likely due to the perception that it is a "safe" drug. Changes in legislation in many countries have lead to the increased availability of this drug and to its increasing use during pregnancy, often with other concomitant exposures
The effect of delta 9-tetrahydrocannabinol (THC), the principal psychoactive component in marijuana, was studied in pregnant and lactating rhesus monkeys. THC (2.5 mg/kg/d) or vehicle was administered during different periods of gestation, and effects on pregnancy outcome and hormone concentrations
It has been shown that the main psychoactive component of marihuana, delta9-tetrahydrocannabinol (THC) has mainly inhibitory effects on the regulation of reproduction. Recently, the purification and availability of the endogenous ligand of the cannabinoid receptor, arachidonyl ethanolamide,
In order to examine the effects of cannabinoids, malnutrition, and their possible interaction upon the developing rat fetus, female Wistar rats were exposed to cannabis smoke, placebo smoke, or no smoke while concurrently consuming 1 of 3 diets differing in protein concentration (8%, 24%, 64%). Both
Objective: Marijuana use is associated with placenta-mediated adverse pregnancy outcomes including fetal growth restriction, but the mechanism remains uncertain. The objective was to evaluate the association between maternal marijuana
In utero exposure to marijuana may cause various short- and long-term health problems, such as stillbirth, low birth weight and decreased cognitive function. Detection of in utero marijuana exposure with a relatively new specimen type, umbilical cord tissue, can be used to plan treatment and guide
The effect of increasing gestational age and maternal exposure to cannabinoids on body weight, ano-genital distance and androgen concentration in fetal mice was examined. Body weight increased in both male and female fetuses from days 16 to 18 (the presence of a vaginal plug was considered to
The main psychoactive component of marihuana, delta-9-tetrahydrocannabiol (THC), was investigated at low doses (1 microgram/kg/day) on the onset of puberty, on the reproductive functions in female rats up to the seventy fifth to eightieth day of life as well as during the pregnancy. The
To examine the effects of cigarette, marihuana and methamphetamine smoking and consumption of alcohol during pregnancy on maternal serum alpha-fetoprotein (MSAFP) levels at 20-24 weeks.In the Safe Passage Study (SPS) more than 12,000 pregnant women were Use of Cannabis and use of tobacco overlap, and co-use of Cannabis and tobacco has increased over the past decade among adults. The current study aims to document the prevalence and correlates of co-use of Cannabis and tobacco cigarettes among adult pregnant women utilizing secondary data from a
As U.S. states steadily legalize its distribution and the prevalence of its use in people of reproductive age continues to rise, the need to understand the effects of marijuana on human physiology is becoming increasingly urgent. While marijuana is well-known for its psychoactive effects and
This study sought to determine the association between cannabis use in pregnancy and stillbirth, small for gestational age (SGA) (<10th percentile), and spontaneous preterm birth (<37 weeks).The study used abstracted obstetrical and neonatal medical OBJECTIVE
Forthcoming legislative changes will legalize and make cannabis widely available in Canada. We conducted an analysis of Ontario's birth registry to determine recent trends and correlates of cannabis use in pregnancy.
METHODS
We conducted a population-based retrospective cohort study
The prevalence and perceived safety of marijuana use in pregnancy are increasing with expanding legalization. Marijuana crosses the placenta and passes into breast milk, resulting in fetal and neonatal exposure. Many women cite medical reasons for prenatal marijuana use such as nausea and vomiting