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Biomedical subjects

Cynthia Chazotte

Publications and source records attributed to Cynthia Chazotte.

4 recordsLinked to original sources

Annexin A5 levels in midtrimester amniotic fluid: association with intrauterine growth restriction.

OBJECTIVE: The purpose of this study was to determine whether amniotic fluid levels of annexin A5 (AF-AnxA5) may be associated with intrauterine growth restriction (IUGR). STUDY DESIGN: Amniotic fluid was obtained in a cohort of pregnant patients (n = 172) undergoing amniocentesis at 15 to 24 weeks' gestation and annexin A5 (AnxA5) levels were determined with enzyme-linked immunosorbent assay (ELISA). Patients who developed IUGR were compared with the remainder of the cohort. RESULTS: AF-AnxA5 levels significantly increased through gestation (P = .003). The mean level of AF-AnxA5 in IUGR patients (n = 15) was significantly higher (P = .028) than in the remainder of the cohort (n = 130). Elevated AF-AnxA5 > 20 ng/mL was associated with a relative risk of 3.5 for the development of IUGR (P = .023). CONCLUSION: AnxA5 is present in amniotic fluid and increases through gestation from 15 to 24 weeks. Elevated AF-AnxA5 levels were present in patients who developed IUGR. AF-AnxA5 may be a useful marker for identifying pregnancy abnormalities.

Adult↗

Implementation of expedited human immunodeficiency virus testing of women delivering infants in a large New York city hospital.

OBJECTIVE: Since August 1999, New York has required expedited human immunodeficiency virus (HIV) testing of pregnant women in labor or their newborns, with results available within 48 hours if no intrapregnancy test result was available. We documented the frequency and circumstances of expedited HIV testing, the time required for a result to be available, and hospital factors associated with different intervals. METHODS: We conducted chart reviews for women listed in the expedited HIV testing logbook between October 1, 2000 and December 31, 2000, abstracting prenatal care history and the dates and times of hospital admission, blood specimen collection, expedited HIV testing result availability, and the infant's birth. RESULTS: Of 1115 women admitted for labor and delivery during this period, 13.6% were tested under the expedited HIV testing procedure, and none were found to be HIV positive. Twenty-seven percent of women having expedited HIV testing had documentation of testing during prenatal care that was unavailable or overlooked during admission. Expedited HIV testing results were available at 48 hours or less time for 96% of the women, although results for women admitted Friday to Sunday took longer than weekday results (mean +/- standard deviation, 30.4 +/- 11.7 hours versus 21.3 +/- 9.3 hours, P <.001). Expedited HIV testing results were available before delivery for 3.3% of women and less than 12 hours after birth for 31.7% of infants. CONCLUSION: We found excellent compliance with the 48-hour time limit for expedited HIV testing but report lapses in access to prenatal HIV testing documentation, resulting in frequent duplicative testing. Further, the potential for optimal neonatal prophylaxis within 12 hours of birth was limited, as the turnaround time for HIV results exceeded 12 hours for two thirds of the infants in our sample.

AIDS Serodiagnosis↗

Interdisciplinary development of a preconception health curriculum for four medical specialties.

A group of obstetricians and gynecologists, along with physicians from three other medical specialties, nurses, and midwives, developed a curriculum on preconception health care for women. This curriculum was specifically aimed at residents in obstetrics and gynecology, internal medicine, pediatrics, and family medicine. The curriculum was designed to convince these physicians that they needed to participate in promotion of preconception health for many reasons, such as the need to teach women to take folic acid daily because it significantly decreases the incidence of neural tube defects. Because over 50% of all pregnancies are unplanned, it is imperative that all physicians think of themselves as preconception health providers. Our group then taught the curriculum to medical students, residents, fellows, and attending physicians in all specialties at four hospitals affiliated with the medical college. Evaluation of the curriculum in 171 physicians who participated revealed that only a small percentage of physicians took folic acid daily themselves. Almost 36% of the obstetricians did not currently provide preconception care for their patients. Most physicians in all specialties believed that the curriculum provided them with useful information for their practice. The March of Dimes is currently distributing this curriculum on its Web site.

Curriculum↗