Objective: Higher rates of postpartum hemorrhage (PPH) have been reported for women with von Willebrand disease (VWD). Comprehensive multidisciplinary care reduces these rates; thus PPH may not be secondary to VWD.
Methods: We conducted a retrospective review for the period of 2009-2018, including all VWD pregnancies at 2 tertiary care academic hospitals to determine rates, etiology, and timing of PPH.
Results: A total of 63 women with 80 pregnancies were included. Three women had twin pregnancies. Sixty-six pregnancies (82.5%) involved type 1 VWD; 4 (5.0%), type 2 (unclear subtype); 3 (3.8%) type 2A; 3 (3.8%) type 2B; and 2 (2.5%), type 2M. Median age of patients was 32.9 years (range 19-43 y). Most patients were blood type O (65%), and 33 of 80 pregnancies (41.3%) were nulliparous. The mean bleeding assessment score was 8 (range 0-16). Thirty-seven pregnancies (46.3%) received prophylactic hemostatic treatment prior to delivery. Seventy-four percent of pregnancies were delivered vaginally, and 88% received epidural anaesthesia. The majority of pregnancies (78.8%) had von Willebrand factor (VWF) levels assessed during the third trimester, with most (71.3%) achieving VWF levels above 1.00 IU/mL. Four pregnancies (5.2%) were complicated by primary PPH; uterine atony in 2 and placenta previa in 1. Delayed postpartum bleeding occurred in 5 pregnancies (6.3%).
Conclusion: Multidisciplinary care of pregnancies with VWD improves outcomes. Rates of primary and delayed PPH in this study are lower than previously described and are similar to those of women without VWD. In women with VWD, uterine etiologies for primary PPH need to be considered, in a manner similar to the assessment of women without VWD, to ensure hemostasis is achieved.
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http://dx.doi.org/10.1016/j.jogc.2022.03.017 | DOI Listing |
Virchows Arch
December 2021
Department of Plastic Surgery, University of Helsinki and Helsinki University Hospital, Helsinki, Finland.
Merkel cell carcinoma (MCC) is a rare and aggressive neuroendocrine malignancy of the skin. The cell of origin of MCC is thus far unknown and proposed cells of origin include Merkel cells, pro-/pre- or pre-B cells, epithelial stem cells, and dermal stem cells. In this study, we aimed to shed further light on the possibility that a subset of MCC tumors arise from epithelial stem cells of the skin by examining the expression of hair follicle and epidermal stem cell markers in MCC and normal human skin.
View Article and Find Full Text PDFAm J Med Genet A
June 2021
The Folkhaelsan Department of Medical Genetics, The Folkhaelsan Institute of Genetics and the Department of Medical and Clinical Genetics, Medicum, University of Helsinki, Helsinki, Finland.
J Transl Med
October 2020
Institute of Neurophysiology, Medical Faculty Mannheim, University Heidelberg, Heidelberg, Germany.
J Eur Acad Dermatol Venereol
February 2019
Department of Dermatology, Allergology and Venereology, Helsinki University Central Hospital, Helsinki, Finland.
Transplantation
January 2016
1 Transplantation Laboratory, University of Helsinki, Helsinki, Finland. 2 Department of surgery, Oulu University Central Hospital, Oulu, Finland. 3 Transplantation and Liver Surgery Unit, Helsinki University Central Hospital, Helsinki, Finland. 4 Division of Nephrology, Department of Medicine, Helsinki University Central Hospital, Helsinki, Finland.
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