{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,29]],"date-time":"2025-10-29T13:03:28Z","timestamp":1761743008227},"reference-count":14,"publisher":"Cambridge University Press (CUP)","issue":"9","license":[{"start":{"date-parts":[[2007,8,1]],"date-time":"2007-08-01T00:00:00Z","timestamp":1185926400000},"content-version":"unspecified","delay-in-days":0,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. Laryngol. Otol."],"published-print":{"date-parts":[[2008,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec id=\"S0022215107000187_sec1\"><jats:title>Objective:<\/jats:title><jats:p>We report a case of Masson's pseudotumour or intravascular papillary endothelial hyperplasia presenting in the ethmoid sinus.<\/jats:p><\/jats:sec><jats:sec id=\"S0022215107000187_sec2\"><jats:title>Case report:<\/jats:title><jats:p>We present a diagnostically challenging case of Masson's pseudotumour of the ethmoid sinus presenting with persistent epistaxis and a review of the available literature.<\/jats:p><\/jats:sec><jats:sec id=\"S0022215107000187_sec3\"><jats:title>Conclusion:<\/jats:title><jats:p>Intravascular papillary endothelial hyperplasia is a benign, reactive lesion first described by the French pathologist Pierre Masson in 1923. It can lead to diagnostic uncertainty due to its close resemblance clinically, radiologically and histopathologically to angiosarcoma.<\/jats:p><\/jats:sec>","DOI":"10.1017\/s0022215107000187","type":"journal-article","created":{"date-parts":[[2007,8,1]],"date-time":"2007-08-01T09:43:04Z","timestamp":1185961384000},"page":"990-992","source":"Crossref","is-referenced-by-count":7,"title":["Masson's pseudotumour of the ethmoid sinus \u2013 a case report"],"prefix":"10.1017","volume":"122","author":[{"given":"S","family":"Hooda","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"M R","family":"Humphreys","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S W","family":"Wong","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A S","family":"Evans","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"56","published-online":{"date-parts":[[2007,8,1]]},"reference":[{"key":"S0022215107000187_ref4","doi-asserted-by":"publisher","DOI":"10.1097\/00002341-199703000-00009"},{"key":"S0022215107000187_ref2","doi-asserted-by":"publisher","DOI":"10.1097\/00004728-200205000-00008"},{"key":"S0022215107000187_ref7","first-page":"647","article-title":"Intravascular papillary endothelial hyperplasia involving the synovium","volume":"112","author":"Eichhorn","year":"1988","journal-title":"Arch Pathol Lab Med"},{"key":"S0022215107000187_ref13","doi-asserted-by":"publisher","DOI":"10.1002\/1097-0142(197609)38:3<1227::AID-CNCR2820380324>3.0.CO;2-6"},{"key":"S0022215107000187_ref5","doi-asserted-by":"publisher","DOI":"10.1007\/s00256-004-0772-z"},{"key":"S0022215107000187_ref1","doi-asserted-by":"publisher","DOI":"10.1097\/00000372-200310000-00011"},{"key":"S0022215107000187_ref12","first-page":"441","article-title":"Intravascular papillary endothelial hyperplasia","volume":"100","author":"Clearkin","year":"1976","journal-title":"Arch Pathol Lab Med"},{"key":"S0022215107000187_ref14","first-page":"315","article-title":"Multiple lesions of intravascular papillary endothelial hyperplasia (Masson's lesions)","volume":"118","author":"Stewart","year":"1994","journal-title":"Arch Pathol Lab Med"},{"key":"S0022215107000187_ref3","first-page":"330","article-title":"Intravascular papillary endothelial hyperplasia in an intracranial thrombosed aneurysm: 3T magnetic resonance imaging and angiographical features","volume":"45","author":"Lee","year":"2004","journal-title":"Singapore Med J"},{"key":"S0022215107000187_ref9","doi-asserted-by":"publisher","DOI":"10.1007\/s00330-003-2190-3"},{"key":"S0022215107000187_ref11","doi-asserted-by":"publisher","DOI":"10.1017\/S0022215100140903"},{"key":"S0022215107000187_ref10","doi-asserted-by":"crossref","first-page":"1224","DOI":"10.5858\/2000-124-1224-IPEHIA","article-title":"Intravascular papillary endothelial hyperplasia in a vascular lesion of the paranasal sinus","volume":"124","author":"Moon","year":"2000","journal-title":"Arch Pathol Lab Med"},{"key":"S0022215107000187_ref6","doi-asserted-by":"publisher","DOI":"10.1016\/0278-2391(94)90048-5"},{"key":"S0022215107000187_ref8","doi-asserted-by":"publisher","DOI":"10.1159\/000331163"}],"container-title":["The Journal of Laryngology &amp; Otology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cambridge.org\/core\/services\/aop-cambridge-core\/content\/view\/S0022215107000187","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,8,20]],"date-time":"2021-08-20T22:55:35Z","timestamp":1629500135000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cambridge.org\/core\/product\/identifier\/S0022215107000187\/type\/journal_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2007,8,1]]},"references-count":14,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2008,9]]}},"alternative-id":["S0022215107000187"],"URL":"https:\/\/doi.org\/10.1017\/s0022215107000187","relation":{},"ISSN":["0022-2151","1748-5460"],"issn-type":[{"value":"0022-2151","type":"print"},{"value":"1748-5460","type":"electronic"}],"subject":[],"published":{"date-parts":[[2007,8,1]]}}}