{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,13]],"date-time":"2026-08-13T22:54:55Z","timestamp":1786661695882,"version":"build-2736575974"},"reference-count":28,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2022,10,17]],"date-time":"2022-10-17T00:00:00Z","timestamp":1665964800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acad Dermatol Venereol"],"published-print":{"date-parts":[[2023,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Amelanotic\/hypomelanotic lentigo maligna and lentigo maligna melanoma (AHLM\/LMM) may be very difficult to diagnose at an early stage.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objectives<\/jats:title><jats:p>To quantify the predictive value of dermoscopic and reflectance confocal microscopy (RCM) features for AHLM\/LMM.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Dermoscopic and RCM images of histopathologically diagnosed AHLM\/LMM, amelanotic\/hypomelanotic benign lesions (AHBL), and amelanotic\/hypomelanotic basal and squamous cell carcinomas (AHBCC\/AHSCC) of the head and neck from consecutive patients were retrospectively collected and blindly evaluated by three observers to assess presence or absence of dermoscopic and RCM criteria.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Overall, 224 lesions in 216 patients including LM\/LMM (<jats:italic>n<\/jats:italic>\u00a0=\u00a055, 24.6%), AHBL (<jats:italic>n<\/jats:italic>\u00a0=\u00a0107, 47.8%) and AHBCC\/AHSCC (<jats:italic>n<\/jats:italic>\u00a0=\u00a062, 27.7%) were analysed. Multivariable analysis showed that milky\u2010red areas (OR\u00a0=\u00a05.46; 95% CI: 1.51\u201319.75), peripheral light brown structureless areas (OR\u00a0=\u00a019.10; 4.45\u201381.96), linear irregular vessels (OR\u00a0=\u00a05.44; 1.45\u201320.40), and asymmetric pigmented follicles (OR\u00a0=\u00a014.45; 2.77\u201375.44) at dermoscopy, and \u22653 atypical cells in five fields (OR\u00a0=\u00a010.12; 3.00\u201334.12) and focal follicular localization of atypical cells at dermo\u2010epidermal junction (DEJ) (OR\u00a0=\u00a010.48; 1.10\u201399.81) at RCM were significantly independent diagnostic factors for AHLM\/LMM vs. AHBL. In comparison with AHBCC\/AHSCC, peripheral light brown structureless area (OR\u00a0=\u00a07.11; 1.53\u201332.96), pseudonetwork around hair follicles (OR\u00a0=\u00a016.69; 2.73\u2013102.07), and annular granular structures (OR\u00a0=\u00a042.36; 3.51\u2013511.16) at dermoscopy and large dendritic (OR\u00a0=\u00a06.86; 3.15\u201338.28) and round pagetoid cells (OR\u00a0=\u00a026.78; 3.15\u2013227.98) at RCM led to a significantly increased risk of diagnosing AHLM\/LMM.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Amelanotic\/hypomelanotic lentigo maligna and lentigo maligna melanoma may have the same dermoscopic features of AHM on other body sites, such as milky red areas, peripheral light brown structureless areas and linear irregular vessels. These features, asymmetric pigmented follicles and at RCM\u2009\u2265\u20093 atypical cells in five fields and focal follicular extension of atypical cells at DEJ may help in recognizing AHLM\/LMM even when LM conventional features (e.g., obliteration of hair follicles under dermoscopy and large pagetoid cells under RCM) are absent or present only in very small areas of the lesion.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jdv.18636","type":"journal-article","created":{"date-parts":[[2022,10,5]],"date-time":"2022-10-05T09:34:30Z","timestamp":1664962470000},"page":"303-310","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":18,"title":["Amelanotic\/hypomelanotic lentigo maligna: Dermoscopic and confocal features predicting diagnosis"],"prefix":"10.1111","volume":"37","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-4201-8490","authenticated-orcid":false,"given":"Maria A.","family":"Pizzichetta","sequence":"first","affiliation":[{"name":"Department of Dermatology University of Trieste  Trieste Italy"},{"name":"Department of Medical Oncology Centro di Riferimento Oncologico di Aviano (CRO) IRCCS  Aviano Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jerry","family":"Polesel","sequence":"additional","affiliation":[{"name":"Cancer Epidemiology Unit Centro di Riferimento Oncologico di Aviano (CRO) IRCCS  Aviano Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jean L.","family":"Perrot","sequence":"additional","affiliation":[{"name":"Department of Dermatology University Hospital of Saint Etienne  Saint\u2010Etienne France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pietro","family":"Rubegni","sequence":"additional","affiliation":[{"name":"Department of Medical, Surgical and Neurological Science, Dermatology Section University of Siena, S. Maria alle Scotte Hospital  Siena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Diletta","family":"Fiorani","sequence":"additional","affiliation":[{"name":"Department of Medical, Surgical and Neurological Science, Dermatology Section University of Siena, S. Maria alle Scotte Hospital  Siena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9183-952X","authenticated-orcid":false,"given":"Arianna","family":"Rizzo","sequence":"additional","affiliation":[{"name":"Department of Medical, Surgical and Neurological Science, Dermatology Section University of Siena, S. Maria alle Scotte Hospital  Siena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ignazio","family":"Stanganelli","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Parma  Parma Italy"},{"name":"Skin Cancer Unit Istituto Scientifico Romagnolo per lo Studio dei Tumori \u201cDino Amadori\u201d (IRST) IRCCS  Meldola Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Serena","family":"Magi","sequence":"additional","affiliation":[{"name":"Skin Cancer Unit Istituto Scientifico Romagnolo per lo Studio dei Tumori \u201cDino Amadori\u201d (IRST) IRCCS  Meldola Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Laura","family":"Mazzoni","sequence":"additional","affiliation":[{"name":"Skin Cancer Unit Istituto Scientifico Romagnolo per lo Studio dei Tumori \u201cDino Amadori\u201d (IRST) IRCCS  Meldola Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matelda","family":"Medri","sequence":"additional","affiliation":[{"name":"Skin Cancer Unit Istituto Scientifico Romagnolo per lo Studio dei Tumori \u201cDino Amadori\u201d (IRST) IRCCS  Meldola Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Michele M.","family":"Dominici","sequence":"additional","affiliation":[{"name":"Division of Dermatology, Department of Medicina and Surgery Azienda Ospedaliera\u2010Universitaria di Parma  Parma Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Federica","family":"Toffolutti","sequence":"additional","affiliation":[{"name":"Cancer Epidemiology Unit Centro di Riferimento Oncologico di Aviano (CRO) IRCCS  Aviano Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7088-9077","authenticated-orcid":false,"given":"Francesca","family":"Farnetani","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Modena and Reggio Emilia  Modena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nicola","family":"Lippolis","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Modena and Reggio Emilia  Modena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gioia","family":"Pedroni","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Modena and Reggio Emilia  Modena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2381-2189","authenticated-orcid":false,"given":"Silvana","family":"Ciardo","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Modena and Reggio Emilia  Modena Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alessandra G.","family":"Condorelli","sequence":"additional","affiliation":[{"name":"Dermatologic Unit, Department of Medical Specialities Arcispedale Santa Maria Nuova IRCCS di Reggio Emilia  Reggio Emilia Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5126-8873","authenticated-orcid":false,"given":"Claudio","family":"Conforti","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Trieste  Trieste Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7222-2951","authenticated-orcid":false,"given":"Giovanni","family":"Pellacani","sequence":"additional","affiliation":[{"name":"Department of Dermatology, Policlinico Umberto I Sapienza University of Rome  Rome Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Iris","family":"Zalaudek","sequence":"additional","affiliation":[{"name":"Department of Dermatology University of Trieste  Trieste Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fabio","family":"Puglisi","sequence":"additional","affiliation":[{"name":"Department of Medical Oncology Centro di Riferimento Oncologico di Aviano (CRO) IRCCS  Aviano Italy"},{"name":"Department of Medicine (DAME) University of Udine  Udine Italy"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4009-0659","authenticated-orcid":false,"given":"Elisa","family":"Cinotti","sequence":"additional","affiliation":[{"name":"Department of Medical, Surgical and Neurological Science, Dermatology Section University of Siena, S. 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