Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2007;29(6):317-323
DOI 10.1590/S0100-72032007000600007
PURPOSE: to evaluate the diagnostic efficacy of core needle biopsy in suspicious solid breast masses (Bi-Rads™ 4 or 5) up to 10 mm. METHODS: this study was conducted on 83 women diagnosed with 90 suspicious solid lumps, all measuring up to 10 mm, identified by mammography (41), sonography (47) or palpation (two), who visited our clinic from September 2003 to January 2006. The lesions were biopsied with automatic device and 14 gauge needle (Bard, Corington, GA), all of them ultrasound guided. According to the pathological report, the biopsies were classified as true-positives, false-positives, true-negatives, and false-negatives. The sensitivity and specificity of ultrasound-guided core biopsy in breast masses up to 1 cm were calculated. RESULTS: the mean patient age was 52.5 years, and the mean diameter of the lesions was 7.3 mm, ranging from 3 to 10 mm. The results yielded by the pathologist showed 40 benign lesions (44.4%), 49 malignant lesions (54.4%) and one case (1.1%) of inconclusive material. This patient was submitted to ultrasound guided core needle biopsy once again, this time with conclusive results. There was agreement between histology and radiology in 89 cases. Sensitivity of ultrasound guided core biopsy for the diagnosis of breast cancer was 98.8 % and specificity 100%. CONCLUSIONS: the results obtained by ultrasound-guided core biopsy in suspicious breast lesions up to 10 mm are comparable to the best results of any kind of biopsy in the literature. Therefore, even solid lesions smaller or equal to 10 mm can be safely evaluated pathologically by core biopsy.
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2021;43(4):317-322
Fetal thyroid complications in pregnancy are uncommon, and are commonly related to the passage of substances through the placenta. The excessive iodine intake during the pregnancy is a well-known mechanism of fetal thyroid enlargement or goiter, and invasive procedures have been proposed for the treatment of fetal thyroid pathologies. In the present report, we demonstrate two cases from different centers of prenatal diagnosis of fetal thyroid enlargement and/or goiter in three fetuses (one pair of twins, wherein both fetuses were affected, and one singleton pregnancy). The anamnesis revealed the ingestion of iodine by the patients, prescribed from inadequate vitamin supplementation. In both cases, the cessation of iodine supplement intake resulted in a marked reduction of the volume of the fetal thyroid glands, demonstrating that conservative treatmentmay be an option in those cases. Also, clinicians must be aware that patients may be exposed to harmful dosages or substances during pregnancy.
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2003;25(5):317-321
DOI 10.1590/S0100-72032003000500003
PURPOSE: to evaluate the rate of seropositivity for parvovirus B19 (PB19) among pregnant women and the rate of seroconversion against this infection during pregnancy. METHODS: prospective study carried out in the Hospital of the Medical School of Ribeirão Preto, University of São Paulo. In the first stage of the present study, we evaluated 245 pregnant women with gestational age less than 16 weeks to determine the seroprevalence of PB19 infection by ELISA. According to the serological results we determined if the PB19 infection was an acute infection (IgM positive and IgG negative or positive), or a former infection (IgM negative and IgG positive). In the second stage of this study, 73 previously seronegative pregnant women were tested again when they came to the hospital for delivery (IgM and IgG), to detect the seroconversion rate during pregnancy. RESULTS: the seroprevalence of the PB19 infection until 16 weeks of gestation was 62.9% (95% IC: 56.8-68.9), divided into acute infection (8.1%), or former infection (54.8%). Of the 73 patients, seronegative in the first stage of this investigation, seven (9.6%) showed seroconversion during pregnancy (95% IC: 2.8-16.3), two (2.7%) showed acute serological infection and five (6.9%) presented markers of past infection. The final seroprevalence of PB19 infection during pregnancy was 72.5%. CONCLUSIONS: considering that only the acute PB19 infection is associated with risk for vertical transmission, the high seroprevalence of this infection observed in this study would be protecting these fetuses against this form of infection. Despite the relatively high rate of seroconversion against PB19 infection during the pregnancy period, we did not observe any symptomatic neonate in this group.
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2006;28(5):317-317
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2006;28(5):317-317
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 1999;21(6):317-321
DOI 10.1590/S0100-72031999000600003
Purpose: to evaluate the effects of oophorectomy and pinealectomy on the ingestion of water and NaCl solution by adults female rats. Methods: forty-eight adult virgin female rats (Wistar EPM 1) weighing 200 g were kept on routine laboratory care and fed water and Purina rat chow ad libitum. The animals were random by divided into four groups: GI - maintained without manipulation as a control group (n = 20); GII - submitted to bilateral oophorectomy (n = 8); GIII - submitted to pinealectomy (n = 12); GIV - submitted to bilateral oophorectomy and pinealectomy (n = 8). All animals were maintained in individual cages. After three weeks the cycle phase was daily determined by vaginal smears and the volume of water and NaCl (0.25 M) solution was daily recorded for approximately three weeks. Results: the main results were: 1) rats submitted to pinealectomy alone presented a greater frequency of the estrous phase, some of these undergoing persistent estrus; 2) the liquid ingestion (water and saline solution) did not alter during the phases of the estrous cycle; 3) rats submitted to oophorectomy presented greater water ingestion and after pinealectomy water consumption returned to normal levels; 4) the oophorectomized and pinealectomized animals and those only oophorectomized showed reduction in the average consumption of saline solution. Conclusions: the data suggest that the ovaries and the pineal gland could have effects on the ingestion of salt and water in adult rats.
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2019;41(5):318-332
Pre-eclampsia is a multifactorial and multisystemic disease specific to gestation. It is classically diagnosed by the presence of hypertension associated with proteinuria manifested in a previously normotensive pregnant woman after the 20th week of gestation. Pre-eclampsia is also considered in the absence of proteinuria if there is target organ damage. The present review takes a general approach focused on aspects of practical interest in the clinical and obstetric care of these women. Thus, it explores the still unknown etiology, current aspects of pathophysiology and of the diagnosis, the approach to disease prediction, its adverse outcomes and prevention. Management is based on general principles, on nonpharmacological and on pharmacological clinical treatment of severe or nonsevere situations with emphasis on the hypertensive crisis and eclampsia. Obstetric management is based on preeclampsia without or with signs of clinical and/or laboratory deterioration, stratification of gestational age
Summary
Revista Brasileira de Ginecologia e Obstetrícia. 2015;37(7):319-324
DOI 10.1590/S0100-720320150005388
To compare body attitudes of pregnant women in various body mass index categories, during different gestational periods and under gestational risk conditions, as well as to analyze the association of the study variables with the body attitudes of pregnant women.
We included 386 pregnant women in all gestational periods, aged 18 to 46 years (mean 29.32±6.04 years ), who attended prenatal care in the public and private sectors of a city in Southeastern Brazil, excluding women with incomplete data. The instruments for assessment were "Body Attitudes Questionnaire", "Critério de Classificação Econômica Brasil", and a sociodemographic questionnaire. In addition, anthropometric and obstetric data were collected. Descriptive, comparative, and correlational statistical analyses were performed.
The body attitudes of pregnant women were similar in all pregnancy trimesters (F=0.39; p=0.9). Negative body attitudes increased gradually among low weight (108.2±12.5), appropriate weight (116.2±16.0), overweight (125.1±14.3), and obese (132.9±16.4) groups, and among pregnancy women with normal (120.0±17.1) and high-risk pregnancies (124.9±16.7). The sociodemographic, economic, and obstetric variables did not influence the variance of body attitudes. The body mass index explained 11.3% of the variance of body attitudes in pregnant women.
Nutritional status and risk conditions showed an association with negative body image and should therefore be evaluated in pregnant women for a better maternal and child health.