Cornelis B. Lambalk
ORCID: 0000-0003-3947-5129
· 70 papers in corpus
meta-analysis
2017
To evaluate the efficacy and safety of intrauterine insemination (IUI) in moderate to severe endometriosis patients, a systematic review and meta-analysis was conducted since the role of this treatment strategy in these patients is a matter…
meta-analysis
2017
Spontaneous Hemoperitoneum in Pregnancy (SHiP), an unprovoked (nontraumatic) intraperitoneal bleeding in pregnancy (up to 42days postpartum), is associated with serious adverse pregnancy outcomes. To evaluate the clinical consequences of SH…
observational
2017
STUDY QUESTION: Does the addition of a low-quality embryo in fresh Day 3 double embryo transfer (DET) affect the ongoing pregnancy rate (OPR) and multiple gestation rate in patients with only one or no high-quality embryos available? SUMMA…
other
2016
OBJECTIVE: To report pregnancy outcomes of SHiP (spontaneous haemoperitoneum in pregnancy) and the association with endometriosis. DESIGN: Retrospective case note review. SETTING: Dutch referral hospitals for endometriosis. SAMPLE: Eleve…
observational
2014
Performing intrauterine insemination (IUI) in moderate-to-severe endometriosis patients is not implemented in international guidelines, as only limited data exist on treatment efficacy and safety. This retrospective study examined the effic…
observational
2014
A prospective observational cohort study was performed to examine patient satisfaction after one Assisted Reproductive Technology (ART) treatment cycle in moderate to severe endometriosis patients. From May 2012 till September 2013, 25 pati…
review
2013
Before planning an assisted conception treatment cycle, a thorough assessment of the woman's hormone profile and ovarian reserve is essential to aid the decision on the appropriate protocol for controlled ovarian hyperstimulation (COH). The…
observational
2013
Long-term pituitary down-regulation with a gonadotrophin-releasing hormone (GnRH) agonist for 3–6 months prior to IVF/intracytoplasmic sperm injection (ICSI) improves clinical pregnancy rates in endometriosis patients. However, some discuss…
observational
2013
PURPOSE: To generate novel, objective variables that resemble embryo quality and relate them to ongoing implantation, using multilevel imaging of single-transferred embryos. METHODS: Retrospective analysis of multilevel images of 659 day 3…
2012
observational
2012
Purpose The aim of this study is to assess post-operative complications, symptoms, patient satisfaction, and fertility outcome after a long-term follow-up period in patients with severe intestinal endometriosis. Methods In this retrospectiv…
observational
2011
BACKGROUND: Long-term effects of ovarian stimulation for IVF on the risk of ovarian malignancies are unknown. METHODS: We identified a nationwide historic cohort of 19,146 women who received IVF treatment in the Netherlands between 1983 an…
rct
2011
BACKGROUND: This multicenter, double-blinded RCT investigated the efficacy of GnRH antagonists in cycles with mild ovarian hyperstimulation (MOH) followed by IUI in subfertile women. METHODS: Couples diagnosed with unexplained, male factor…
other
2008
The additional value of laparoscopy was investigated with respect to diagnosis and further treatment decisions after abnormal hysterosalpingography (HSG) and prior to intrauterine insemination (IUI). In a retrospective chart review, the num…
rct
2005
BACKGROUND: We questioned whether a laparoscopy should be performed after a normal hysterosalpingography before starting intrauterine inseminations (IUI) in order to detect further pelvic pathology and whether a postponed procedure after si…
2004
observational
2003
OBJECTIVE: To evaluate the accuracy of diagnostic laparoscopy after normal hysterosalpingography (HSG) and before intrauterine insemination (IUI) with respect to laparoscopic findings leading to a change of treatment decisions in couples wi…
review
2003
Diagnostic laparoscopy is normally the standard procedure performed as the final test in the infertility work up before progressing to infertility treatment. Recently, there has been a growing tendency to bypass diagnostic laparoscopy after…
observational
2002
BACKGROUND: A method was previously described to measure FSH reliably in unextracted urine. The aim of the current study was to establish the course of FSH measured in urine throughout the cycle. METHOD: Daily urinary FSH (uFSH) concentrat…
review
2001
Pulsatile gonadotropin-releasing hormone (GnRH) stimulates the pituitary secretion of both luteinising hormone (LH) and follicle-stimulating hormone (FSH) and thus controls the hormonal and reproductive function of the gonads. Blockade of G…