{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,23]],"date-time":"2026-10-23T17:39:04Z","timestamp":1792777144006,"version":"4.5.0"},"reference-count":22,"publisher":"Walter de Gruyter GmbH","license":[{"start":{"date-parts":[[2026,10,26]],"date-time":"2026-10-26T00:00:00Z","timestamp":1792972800000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec id=\"j_jpm-2026-0502_abs_001\">\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>Ultrasound assessment of fetal head station is more accurate than digital examination, but its use is limited by the lack of equipment dedicated to the labor ward. Point-of-care ultrasound (POCUS) may overcome this barrier. We assessed the agreement between a handheld POCUS device and a conventional high-end system in measuring fetal head descent.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_jpm-2026-0502_abs_002\">\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Seventy singleton pregnancies were examined in the second stage of labor. Two experienced operators, blinded to each other\u2019s results, performed translabial scans in randomized sequence, one with a handheld wireless device and one with a conventional system. Angle of progression (AoP) and head\u2013perineum distance (HPD) were compared by intraclass correlation coefficients (ICC) and Bland\u2013Altman analysis. Intraobserver repeatability was assessed in a subgroup by repeating both measurements\n                      <jats:italic>de novo<\/jats:italic>\n                      with each device. A blinded observer scored image quality (IQS) and measurement quality (MQS) from 0 to\u00a03.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_jpm-2026-0502_abs_003\">\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Mean AoP was 121.8 (12.0)\u00b0 with the conventional system and 121.9 (12.3)\u00b0 with POCUS (p=0.71); mean HPD was 31.5 (7.8) and 31.4 (8.1)\u00a0mm (p=0.69). The ICC was 0.96 (95\u202f% CI 0.94\u20130.98) for AoP and 0.97 (0.95\u20130.98) for HPD, with a bias of 0.16\u00b0 (limits of agreement\u00a0\u22126.6 to 6.9) and\u00a0\u22120.10\u202fmm (\u22124.2 to\u00a04.0). IQS and MQS did not differ between devices. Intraobserver ICC ranged from 0.93 to 0.98, with a within-subject coefficient of variation of 2.4\u20134.2\u202f%.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec id=\"j_jpm-2026-0502_abs_004\">\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Handheld POCUS measurements of fetal head descent agree closely with those obtained with conventional equipment, with comparable repeatability and image quality, and may facilitate wider use of intrapartum ultrasound.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1515\/jpm-2026-0502","type":"journal-article","created":{"date-parts":[[2026,10,23]],"date-time":"2026-10-23T16:56:31Z","timestamp":1792774591000},"source":"Crossref","is-referenced-by-count":0,"title":["Point-of-care ultrasound for assessing fetal head descent during labor"],"prefix":"10.1515","author":[{"given":"Ilenia","family":"Mappa","sequence":"first","affiliation":[{"name":"Department of Maternal and Child Health and Urological Sciences , Sapienza University of Rome , Rome , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Paolo","family":"Metastasio","sequence":"additional","affiliation":[{"name":"Division of Maternal-Fetal Medicine, Ospedale Cristo Re, Tor Vergata University of Rome , Rome , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Martina","family":"Derme","sequence":"additional","affiliation":[{"name":"Department of Maternal and Child Health and Urological Sciences , Sapienza University of Rome , Rome , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giuseppe Maria","family":"Maruotti","sequence":"additional","affiliation":[{"name":"Department of Neuroscience, Reproductive Sciences and Dentistry , University of Naples Federico II , Naples , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Francesco","family":"D\u2019Antonio","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology , Gabriele D\u2019Annunzio University , Chieti , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5525-4353","authenticated-orcid":false,"given":"Giuseppe","family":"Rizzo","sequence":"additional","affiliation":[{"name":"Department of Maternal and Child Health and Urological Sciences , Sapienza University of Rome , Rome , Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"374","published-online":{"date-parts":[[2026,10,26]]},"reference":[{"key":"2026102316562663915_j_jpm-2026-0502_ref_001","doi-asserted-by":"crossref","unstructured":"Ghi, T, Eggeb\u00f8, T, Lees, C, Kalache, K, Rozenberg, P, Youssef, A, et al.. 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