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The use of uterine artery Doppler studies as predictors for postmolar gestational trophoblastic neoplasia / Philippine Journal of Obstetrics and Gynecology
Article em En | WPRIM | ID: wpr-988675
Biblioteca responsável: WPRO
ABSTRACT
Background@#Gestational trophoblastic neoplasia (GTN) is considered one of the most curable malignancies, especially when diagnosis and treatment are commenced early. Identifying predictors for the development of GTN will enable prompt management equating to an excellent prognosis.@*Objectives@#The objectives of this study were to determine the validity of uterine artery Doppler parameters (UADPs) as predictors for postmolar GTN, compare UADP values before and after evacuation, determine cutoff values and relationship with beta‑human chorionic gonadotropin (hCG) levels.@*Materials and methods@#This was a prospective cohort study, which included histopathologically confirmed hydatidiform mole (HM) patients who underwent suction curettage. UADPs (pulsatility index (PI), resistive index, and systolic/diastolic [S/D] ratio) were measured preevacuation, 4 weeks postevacuation, and 6 weeks postevacuation. Patients were followed up to determine whether they will develop postmolar GTN or not.@*Results@#A total of 31 HM patients were admitted during the study period, 84% (26/31) of whom underwent suction curettage. Of these, 92% (24/26) had histopathology of complete HM and were recruited. However, only 17 patients followed up and completed the study. Results showed that there was an increasing trend of the UADP from preevacuation to 6 weeks postevacuation and the trend between those with and without postmolar GTN was statistically significant. There was also an inverse relationship between the UADP and baseline β‑hCG values. UADP showed lower values among patients who developed postmolar GTN compared to those who did not. The cutoff values recommended by the area under curve (AUC) that can be a possible predictor were 4th‑week right PI of 2.14 (AUC = 0.71) and right S/D ratio of 2.60 (AUC = 0.73) and 6th‑week left PI of 2.80 (AUC = 0.70) and right PI of 2.53 (AUC = 0.74).@*Conclusion@#Neoangiogenesis, a hallmark of malignancy, is correlated with invasive disease and will show increased myometrial vascularization with lower uterine artery indices. Doppler ultrasound may be a useful tool for postmolar follow‑up and GTN diagnosis. However, the small sample size in this study is a limitation and a larger multicenter study is recommended.
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Índice: WPRIM Assunto principal: Mola Hidatiforme / Doença Trofoblástica Gestacional Idioma: En Revista: Philippine Journal of Obstetrics and Gynecology Ano de publicação: 2023 Tipo de documento: Article
Buscar no Google
Índice: WPRIM Assunto principal: Mola Hidatiforme / Doença Trofoblástica Gestacional Idioma: En Revista: Philippine Journal of Obstetrics and Gynecology Ano de publicação: 2023 Tipo de documento: Article