Twin to twin tranfusion syndrome (TTTS) is a rare condition that affects the identical pregnancy or other multiples. TTTS occurs when there an imbalance in blood flow between fetuses who share one placenta. This can cause fetus be dominant among called discordant twins. The of twins still unclear. But causes Twin-to-Twin Tranfusion Syndrome. incidence pregnancies around 15-29% total pregnancies...

Background and Aim: Tubular penetration of root canal sealers prevents filling material displacement and overgrowth of microorganisms in dentinal tubules. The aim of this study was to compare the tubular penetration of AH26, EasySeal, and SureSeal sealers in single-rooted teeth using scanning electron microscopy (SEM). Materials and Methods: Fifty human single-rooted teeth were included in thi...

background and aims. previous researches, conducted mostly on extracted teeth, have shown that efficacy of calculus removal decreases with increasing pocket depth, but there is still a lack of clinical studies concerning the correlation be-tween residual calculus and varying pocket depths. the objective of the present clinical study was to assess the efficiency of mechanical tooth depuration by...

Preterm premature rupture of membranes (PPROM) is defined as spontaneous rupture of the fetal membranes prior to 37 weeks of gestation in the absence of labor. PPROM complicates 2-3% of all pregnancies and is associated with 30-40% of preterm deliveries. This condition, therefore, is a major cause of perinatal morbidity and mortality [1,2]. Amniotic fluid has a number of functions that are esse...