BACKGROUND The object of this study was to evaluate the efficacy of laser assisted hatching (LAH) of embryos on implantation and pregnancy rates of a selected group of infertility patients. METHODS A total of 322 cycles using LAH was undertaken in our Centre between June 1998 and September 1999. Patients were offered LAH if they fell in either one or more of the following categories: (i) Pati...

background: the termination of pregnancy before 20 th week of gestation is abortion. there is two type of abortion: spontaneous and induce (legal or illegal). the annual number of pregnancy in the world is estimated over 200 million and one third of them is unwanted pregnancy. 95% of unwanted pregnancy is happened in developing country such as iran. in iran, the high prevalence of unwanted preg...

Most North Dakota sheep production scenarios require substantially more resources, such as feed, labor, and facilities during late gestation and lactation. Early identification of pregnancy and pregnancy rate in sheep provides managers several options to increase flock productivity. First, removal of non-pregnant ewes can increase available resources for pregnant ewes. Second, identification of...

OBJECTIVES This article examines trends in teenage pregnancy in Canada, focussing on induced abortions, live births and fetal loss among women aged 15 to 19 in 1997. DATA SOURCES The data come from the Hospital Morbidity Data Base and the Canadian Vital Statistics Data Base at Statistics Canada, and the annual Therapeutic Abortion Survey, conducted by the Canadian Institute for Health Informa...

OBJECTIVE To determine the recurrence rate of gestational diabetes (GDM) during a subsequent pregnancy among women who had GDM during an index pregnancy and to identify factors associated with the probability of recurrence RESEARCH DESIGN AND METHODS A retrospective longitudinal study was performed in Nova Scotia, Canada, of women who were diagnosed as having GDM during a pregnancy between th...

a bstract background: non‑medical utilization of pre‑implantation genetic diagnosis (pgd), like sex selection, is increasing, therefore it is necessary to follow‑up the health and outcome of fertilization and newborn’s birth followed pgd. the aim of this study was to evaluate the outcome of fertilization after sex selection by pgd and the relation between the age of parents and the outcome of f...

Background: The objective of this study was to compare the pregnancy rate of Frozen-thawed Embryo Transfer (FET) on natural versus hormone replacement therapy (HRT) cycle endometrium, in patients with repeated IVF failure (RIF). Materials and Methods: In this observational study, the pregnancy rate after FET on natural endometrium in patients with RIF and previously poor endometrium (<7mm) on H...

BACKGROUND Ectopic pregnancy (EP) is a significant cause of morbidity and mortality during the first trimester of pregnancy. Small unruptured tubal pregnancies can be treated medically with a single dose of methotrexate (MTX). OBJECTIVE The aim of this study was to evaluate the stability of a 25 mg/mL solution of MTX to devise a secure delivery circuit for the preparation and use of this medi...

INTRODUCTION Interstitial pregnancy is a rare and life-threatening condition. Diagnosis and appropriate management are critical in preventing morbidity and death. CASE DESCRIPTION Four cases of interstitial pregnancy are presented. Diagnostic laparoscopy followed by laparotomy and cornuostomy with removal of products of conception was performed in 1 case. Laparoscopic cornuostomy and removal ...