Assisted hatching of human embryos: a systematic review and meta-analysis of randomized controlled trialsWellington P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto da, Universidade de Sao Paulo, Av dos Bandeirantes 3900, Monte Alegre, Ribeirao Preto, SP, Brazil
Hum Reprod Update 17:438-53. 2011
..Assisted hatching (AH) is a manipulation of zona pellucida aiming to facilitate embryo implantation...
The "volumetric" pulsatility index as evaluated by spatiotemporal imaging correlation (STIC): a preliminary description of a novel technique, its application to the endometrium and an evaluation of its reproducibilityWellington P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo FMRP USP, Ribeirao Preto, Brazil
Ultrasound Med Biol 37:2160-8. 2011
..40). We conclude that the subjective choice of systolic and diastolic frames only lacks reliability but indices based on complete evaluation may reliably be used...
A standardized measurement technique may improve the reliability of measurements of endometrial thickness and volumeW P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo FMRP USP, Ribeirao Preto, Brazil
Ultrasound Obstet Gynecol 38:107-15. 2011
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Quantitative three-dimensional power Doppler angiography: a flow-free phantom experiment to evaluate the relationship between color gain, depth and signal artifactW P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de Sao Paulo, Brazil
Ultrasound Obstet Gynecol 35:361-8. 2010
..To evaluate the presence of false flow three-dimensional (3D) power Doppler signals in 'flow-free' models...
[Cardiovascular risk markers in polycystic ovary syndrome in women with and without insulin resistance]Wellington de Paula Martins
Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, SP, Brasil
Rev Bras Ginecol Obstet 31:111-6. 2009
..to evaluate whether the presence of insulin resistance (IR) alters cardiovascular risk factors in women with polycystic ovary syndrome (POS)...
Fetal volume and crown-rump length from 7 to 10 weeks of gestational age in singletons and twinsWellington P Martins
Escola de Ultra sonografia de Ribeirão Preto EURP e Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo FMRP USP, Ribeirao Preto, Sao Paulo, Brazil
Eur J Obstet Gynecol Reprod Biol 145:32-5. 2009
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Lower uterine segment thickness measurement in pregnant women with previous Cesarean section: reliability analysis using two- and three-dimensional transabdominal and transvaginal ultrasoundW P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo and Escola de Ultra sonografia de Ribeirão Preto, Ribeirao Preto, Sao Paulo, Brazil
Ultrasound Obstet Gynecol 33:301-6. 2009
..To evaluate the reliability of two- and three-dimensional ultrasonographic measurement of the thickness of the lower uterine segment (LUS) in pregnant women by transvaginal and transabdominal approaches...
Brachial artery pulsatility index change 1 minute after 5-minute forearm compression: comparison with flow-mediated dilatationWellington P Martins
Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, 14049 900 São Paulo SP, Brazil
J Ultrasound Med 27:693-9. 2008
..We hypothesized that assessment of the pulsatility index change (PI-C) 1 minute after 5-minute forearm compression might evaluate that fall in impedance. The aim of this study was to compare the PI-C with FMD...
First trimester fetal volume and crown-rump length: comparison between singletons and twins conceived by in vitro fertilizationWellington P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de Sao Paulo, Ribeirao Preto, Sao Paulo, Brazil
Ultrasound Med Biol 34:1360-4. 2008
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Endometrial thickness and volume by three-dimensional ultrasound one week after embryo transfer to detect pregnancyWellington de Paula Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de Sao Paulo, Sao Paulo, Brasil
J Assist Reprod Genet 23:347-50. 2006
..Determine if the evaluation of endometrium one week after embryo transfer can predict pregnancy...
Reliability and validity of tissue volume measurement by three-dimensional ultrasound: an experimental modelW P Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo and Escola de Ultra sonografia de Ribeirão Preto, Ribeirao Preto, Brazil
Ultrasound Obstet Gynecol 29:210-4. 2007
..To determine the validity and the intra- and interobserver reliability of volume measurements of an endometrium-like model using a three-dimensional (3D) ultrasound rotational technique...
Agreement among insulin sensitivity indexes on the diagnosis of insulin resistance in polycystic ovary syndrome and ovulatory womenWellington de Paula Martins
Departamento de Ginecologia e Obstetrícia do Hospital das Clínicas da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Brazil
Eur J Obstet Gynecol Reprod Biol 133:203-7. 2007
..The objective was to compare agreement on the diagnosis of insulin resistance (IR) among insulin sensitivity indexes in both ovulatory women and those with polycystic ovary syndrome (PCOS)...
Endometrial thickness and volume by three-dimensional ultrasound one week after embryo transfer to detect pregnancyWellington Paula Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo Brasil, Sao Paulo, Brasil
J Assist Reprod Genet 24:155-8. 2007
..Determine if the evaluation of endometrium one week after embryo transfer can predict pregnancy...
Measurement of endometrial volume increase during the first week after embryo transfer by three-dimensional ultrasound to detect pregnancy: a preliminary studyWellington de Paula Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de Sao Paulo, Ribeirao Preto, Brazil
Fertil Steril 90:883-5. 2008
..The endometrial volume increase was higher in the 8 pregnant women (0.70 cm(3) at least) than in the 12 nonpregnant women (0.21 cm(3) at most)...
Endometrial preparation for in vitro oocyte maturation: early use of estrogen increases endometrial tissue and requires lower daily dosage: a cross over trial in 'mock' cyclesWellington de Paula Martins
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto, Universidade de Sao Paulo, Sao Paulo, Brasil
J Assist Reprod Genet 23:241-6. 2006
..Determine if estrogen used since the beginning of the menstrual flow could improve endometrial tissue compared to standard endometrial preparation for in vitro maturation cycles...
Spindle and chromosome configurations of in vitro-matured oocytes from polycystic ovary syndrome and ovulatory infertile women: a pilot studyRodolpho C Vieira
Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Sao Paulo, Brazil
J Assist Reprod Genet 28:15-21. 2011
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Pulsatility index change of brachial artery shows better reproducibility than flow-mediated vasodilationJailson C Lima
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Ribeirao Preto, Sao Paulo, Brazil
Ultrasound Med Biol 36:2036-41. 2010
..Therefore, PI-C measurements were more reliable than FMD. However, studies comprising of subjects with cardiovascular risk factors relating FMD and PI-C become necessary to validate this method for the study of endothelial dysfunction...
Influence of pregnancy and smoking on brachial artery flow-mediated dilation values and time until maximum responseLuis G C Nicolau
Escola de Ultra sonografia e Reciclagem Médica de Ribeirão Preto, Ribeirao Preto, Sao Paulo, Brazil
Arch Gynecol Obstet 284:313-7. 2011
..To evaluate the effect of pregnancy and smoking on endothelial function using brachial artery flow-mediated dilation (FMD) and to determine the time necessary until the occurrence of maximum brachial artery dilation after stimulus...
Evaluation of ductus venosus and inferior vena cava by using multiple Doppler ultrasound parameters in healthy fetusesFrancisco M P Gallarreta
Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Av Bandeirantes, 3900, 8º andar, HCRP, Campus Universitario, Ribeirao Preto, Sao Paulo 14049 900, Brazil
Arch Gynecol Obstet 283:959-63. 2011
..The objective of this study was to describe multiple Doppler ultrasound parameters of ductus venosus and inferior vena cava in fetuses at gestational ages ranging from 22 to 38 weeks...
Comparative analysis of the spindle and chromosome configurations of in vitro-matured oocytes from patients with endometriosis and from control subjects: a pilot studyIonara D Barcelos
Department of Obstetrics and Gynecology, Ribeirao Preto Medical School, Sao Paulo University, Ribeirao Preto, Sao Paulo, Brazil
Fertil Steril 92:1749-52. 2009
..However, the tendency toward a higher proportion of telophase I in apparently matured oocytes observed in endometriosis patients suggests an impairment or delay of the completion of meiosis I which requires further evaluation...
Ovarian hyperstimulation syndrome: pathophysiology and preventionCarolina O Nastri
Departamento de Ginecologia e Obstetrícia da Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo DGO HC FMRP USP, Avenida dos Bandeirantes 3900, 8 masculine Andar, Ribeirao Preto, Sao Paulo, Brazil, CEP 14049 900
J Assist Reprod Genet 27:121-8. 2010
..To review and discuss the pathophysiology and prevention strategies for ovarian hyperstimulation syndrome (OHSS), which is a condition that may occur in up to 20% of the high risk women submitted to assisted reproductive technology cycles...
Ultrasonography in pregnant women with antiphospholipid syndrome using salicylic acid and heparinAna Carolina S Calderon
Departamento de Ginecologia e Obstetricia, Dgo, do Hospital das Clínicas, 8º andar, Faculdade de Medicina de Ribeirao Preto, FMRP, Universidade de Sao Paulo, USP, Ribeirao Preto, Sao Paulo, Brazil
Arch Gynecol Obstet 284:79-84. 2011
..The objective of the present study was to evaluate fetal biometry, Doppler values, and perinatal outcomes in pregnant women with antiphospholipid syndrome treated with acetylsalicylic acid and heparin...
[Obesity and altered arterial structure in young women with micropolycystic ovary syndrome]Janaína Boldrini França Fernandes
Departamento de Ginecologia e Obstetricia, Universidade de Sao Paulo, Ribeirao Preto, SP, Brasil
Rev Bras Ginecol Obstet 31:342-8. 2009
..to compare echographical cardiovascular risk factors between obese and non-obese patients with micropolycystic ovarian syndrome (MPOS)...
Supplemented tissue culture medium 199 is a better medium for in vitro maturation of oocytes from women with polycystic ovary syndrome women than human tubal fluidCarlos Henrique Medeiros de Araujo
Department of Gynecology and Obstetrics, Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, Ribeirao Preto, Brazil
Fertil Steril 91:509-13. 2009
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[Lower uterine segment thickness measurement in pregnant women with previous caesarean section: intra- and interobserver reliability analysis using bi- and tridimensional ultrasonography]Daniela de Abreu Barra
Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, SP, Brazil
Rev Bras Ginecol Obstet 30:142-8. 2008
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[First polar body morphology and fertilization rate, cleavage rate, and embryo quality]Maria Cristina Picinato
Setor de Reprodução Humana, Departamento de Ginecologia e Obstetricia, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, SP, Brasil
Rev Bras Ginecol Obstet 30:360-5. 2008
..to determine the relationship between the morphology of the first spindle pole of human oocytes and rates of fertilization, fragmentation and embryo quality in procedures of Intracytoplasmic Sperm Injection (ICSI)...
[Breast cancer and endothelial dysfunction]Carolina Oliveira Nastri
Departamento de Ginecologia e Obstetricia, Hospital das Clinicas, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, SP
Rev Assoc Med Bras 54:467-70. 2008
..The aim of this revision is to bring the newest and most relevant updates about the association of breast cancer, endothelial injury and cardiovascular risk...