Birgit Alsbjerg

No ORCID on file · 11 papers in corpus · active 2008-2025

Study types

  • article 4
  • letter 1
  • other 1

Condition tags

  • endometriosis 6
  • adenomyosis 2
2025
Day 6 vitrified blastocyst transfer on day 5 vs. day 6 of progesterone shows similar outcomes in HRT-FET cycles: a cohort study.
Scientific reports ·doi:10.1038/s41598-025-17793-6

Studies have suggested transferring Day 6 (D6) vitrified blastocyst in a frozen embryo transfer (FET) cycle. This study investigates whether D6 blastocysts should be transferred on the 5th or 6th day of progesterone administration during a …

2025
Efficacy of clindamycin and LACTIN-V for in vitro fertilization patients with vaginal dysbiosis: a randomised double-blind, placebo-controlled multicentre trial.
Nature communications ·doi:10.1038/s41467-025-60205-6

The primary aim of the present randomised, double-blind, placebo-controlled trial was to investigate whether clindamycin and live Lactobacillus crispatus CTV-05 (LACTIN-V) would improve clinical pregnancy rates in IVF patients with abnormal…

2025
Vaginal microbiota correlations to gynecological symptoms, intimate hygiene practices, and background parameters of IVF patients: a cross-sectional study.
Journal of assisted reproduction and genetics ·doi:10.1007/s10815-025-03629-9

PurposeTo investigate baseline parameters and vaginal intimate hygiene habits comparing IVF patients with and without vaginal dysbiosis, a cross-sectional study.MethodsPatients were grouped by the presence of vaginal dysbiosis status determ…

article 2024
P-297 Intensive luteal phase support regimens for endometriosis and adenomyosis patients in hormone replacement therapy frozen embryo transfer cycles – subcutaneous or intramuscular progesterone treatment?
·doi:10.1093/humrep/deae108.664

Abstract Study question Does subcutaneous (SC) progesterone treatment provide progesterone levels comparable to intramuscular (IM) progesterone when using a cut-off level of 118nmol/l(37.1ng/ml) during intensive luteal phase support? Summar…

other 2024
The adenomyosis/endometriosis IVF patient - call for clinical focus
Reproductive biomedicine online ·doi:10.1016/j.rbmo.2023.103737

Endometriosis and adenomyosis are distinct clinical conditions that carry the same pathophysiological features. In recent years the clinical focus on assisted reproductive technology patients with either condition (E/A) has increased, in th…

letter 2024
The devil lies in the detail-the role of intensive exogenous progesterone supplementation in the endometriosis patient undergoing HRT-FET
Human Reproduction ·doi:10.1093/humrep/deae202
2023
Rectal progesterone administration secures a high ongoing pregnancy rate in a personalized Hormone Replacement Therapy Frozen Embryo Transfer (HRT-FET) protocol: a prospective interventional study.
Human reproduction (Oxford, England) ·doi:10.1093/humrep/dead185

Study questionCan supplementation with rectal administration of progesterone secure high ongoing pregnancy rates (OPRs) in patients with low serum progesterone (P4) on the day of blastocyst transfer (ET)?Summary answerRectally administered …

article 2022
Endometriosis patients benefit from high serum progesterone in hormone replacement therapy-frozen embryo transfer cycles: a cohort study
Reproductive biomedicine online ·doi:10.1016/j.rbmo.2022.09.005

RESEARCH QUESTION: What is the optimal serum progesterone cut-off level in patients with endometriosis undergoing hormone replacement therapy frozen embryo transfer (HRT-FET) with intensive progesterone luteal phase support? DESIGN: A coho…

article 2022
P-298 The live birth rate of the endometriosis patient is significantly increased by high luteal phase serum progesterone in HRT-FET cycles - A cohort study
·doi:10.1093/humrep/deac107.285

Abstract Study question What is the optimal serum progesterone (P4) cut-off level for endometriosis patients undergoing hormone replacement therapy frozen embryo transfer (HRT-FET) with intensive exogenous progesterone luteal phase support?…

2016
PIVET rFSH dosing algorithms for individualized controlled ovarian stimulation enables optimized pregnancy productivity rates and avoidance of ovarian hyperstimulation syndrome.
Drug design, development and therapy ·doi:10.2147/dddt.s104104

The first PIVET algorithm for individualized recombinant follicle stimulating hormone (rFSH) dosing in in vitro fertilization, reported in 2012, was based on age and antral follicle count grading with adjustments for anti-Müllerian hormone …

article 2008
[Triplet pregnancy following IVF treatment with a single embryo].
Ugeskrift for laeger

We report a case in which a patient received IVF treatment due to massive pelvic endometriosis. The tubal patency and sperm parameters were normal. After e-SET (elective single embryo transfer) ultrasonography showed a triplet pregnancy wit…