Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles

Abstract Voiding dysfunction can result from detrusor underactivity (DU), bladder outlet obstruction (BOO), or both. Conceptually, women with high-pressure low-flow urodynamic profiles are diagnosed with BOO without DU. However, the possibility of BOO is often neglected in women with DU-like (low-pr...

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Autores principales: Po-Ming Chow, Sheng-Mou Hsiao, Hann-Chorng Kuo
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/cd57e7ad04344a78868d555d68941a70
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spelling oai:doaj.org-article:cd57e7ad04344a78868d555d68941a702021-12-05T12:12:09ZIdentifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles10.1038/s41598-021-02617-02045-2322https://doaj.org/article/cd57e7ad04344a78868d555d68941a702021-12-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-02617-0https://doaj.org/toc/2045-2322Abstract Voiding dysfunction can result from detrusor underactivity (DU), bladder outlet obstruction (BOO), or both. Conceptually, women with high-pressure low-flow urodynamic profiles are diagnosed with BOO without DU. However, the possibility of BOO is often neglected in women with DU-like (low-pressure low-flow) urodynamic (UDS) profiles. By reviewing the videourodynamic studies (VUDS) of 1678 women, our study identified the key factors suggesting urodynamic BOO (determined by radiographic evidence of obstruction) in women with DU-like UDS profiles (Pdet.Qmax < 20 cmH2O and Qmax < 15 mL/s). In 355 women with DU-like UDS profiles, there were 70 (19.7%) with BOO and 285 (80.3%) without BOO. The BOO group had predominantly obstructive symptoms. The BOO group showed significantly decreased bladder sensation, lower detrusor pressure (Pdet.Qmax), lower flow rate (Qmax), smaller voided volume, and larger post-voiding residual (PVR) compared to the non-BOO group. In multivariate analysis, volume at first sensation, Qmax, PVR, and detrusor overactivity (DO) remained independent factors for BOO. The receiver operating characteristic (ROC) areas for the parameters were largest for PVR (area = 0.786) and Qmax (area = 0.742). The best cut-off points were 220 mL for PVR and 4 mL/s for Qmax. Our findings provide simple indicators for BOO in women with DU.Po-Ming ChowSheng-Mou HsiaoHann-Chorng KuoNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-7 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Po-Ming Chow
Sheng-Mou Hsiao
Hann-Chorng Kuo
Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
description Abstract Voiding dysfunction can result from detrusor underactivity (DU), bladder outlet obstruction (BOO), or both. Conceptually, women with high-pressure low-flow urodynamic profiles are diagnosed with BOO without DU. However, the possibility of BOO is often neglected in women with DU-like (low-pressure low-flow) urodynamic (UDS) profiles. By reviewing the videourodynamic studies (VUDS) of 1678 women, our study identified the key factors suggesting urodynamic BOO (determined by radiographic evidence of obstruction) in women with DU-like UDS profiles (Pdet.Qmax < 20 cmH2O and Qmax < 15 mL/s). In 355 women with DU-like UDS profiles, there were 70 (19.7%) with BOO and 285 (80.3%) without BOO. The BOO group had predominantly obstructive symptoms. The BOO group showed significantly decreased bladder sensation, lower detrusor pressure (Pdet.Qmax), lower flow rate (Qmax), smaller voided volume, and larger post-voiding residual (PVR) compared to the non-BOO group. In multivariate analysis, volume at first sensation, Qmax, PVR, and detrusor overactivity (DO) remained independent factors for BOO. The receiver operating characteristic (ROC) areas for the parameters were largest for PVR (area = 0.786) and Qmax (area = 0.742). The best cut-off points were 220 mL for PVR and 4 mL/s for Qmax. Our findings provide simple indicators for BOO in women with DU.
format article
author Po-Ming Chow
Sheng-Mou Hsiao
Hann-Chorng Kuo
author_facet Po-Ming Chow
Sheng-Mou Hsiao
Hann-Chorng Kuo
author_sort Po-Ming Chow
title Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
title_short Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
title_full Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
title_fullStr Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
title_full_unstemmed Identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
title_sort identifying occult bladder outlet obstruction in women with detrusor-underactivity-like urodynamic profiles
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/cd57e7ad04344a78868d555d68941a70
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