{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,25]],"date-time":"2026-10-25T20:15:31Z","timestamp":1792959331974,"version":"4.5.0"},"reference-count":37,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T00:00:00Z","timestamp":1773273600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T00:00:00Z","timestamp":1773273600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acad Dermatol Venereol"],"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Targeted treatments for non\u2010communicable chronic inflammatory skin diseases like eczema and psoriasis offer significant potential for effective therapy. However, therapeutic success requires an accurate diagnosis, which is challenging due to their overlapping clinical and histological features.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>\n                      We aimed at assessing the diagnostic performance of both a manual (MC) and fully automated (PsorX\u2010LabDisk) quantitative real\u2010time polymerase chain reaction (RT\u2010qPCR) test based on the expression of\n                      <jats:italic>NOS2<\/jats:italic>\n                      and\n                      <jats:italic>CCL27<\/jats:italic>\n                      compared with conventional dermatopathological evaluation in differentiating psoriasis from eczema.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      Seventy\u2010three formalin\u2010fixed, paraffin\u2010embedded skin samples of psoriasis and eczema were randomly selected and evaluated histopathologically (H&amp;E\u2010stained sections) by 14 dermatopathologists to assess inter\u2010observer variability, quantified using Cohen's and Fleiss'\n                      <jats:italic>\u03ba<\/jats:italic>\n                      . To confirm that the observed variability was not cohort\u2010 or rater\u2010specific, a validation cohort (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200972) from an independent institution was assessed by three dermatopathologists under identical conditions. For molecular analysis, both manual (MC) and automated\n                      <jats:italic>NOS2\/CCL27<\/jats:italic>\n                      \u2010based RT\u2010qPCR (PsorX\u2010LabDisk) workflows were applied. Diagnostic performance (sensitivity, specificity, accuracy) of histopathological and molecular analyses was determined against reference diagnoses.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Dermatopathological evaluation demonstrated only fair agreement (Fleiss'\n                      <jats:italic>\u03ba<\/jats:italic>\n                      \u2009=\u20090.31) in both study and validation cohort. The mean diagnostic accuracy of dermatopathology was 76.9%, with a sensitivity of 70% and specificity of 81.6%. In comparison, MC and the PsorX\u2010LabDisk achieved sensitivities of both 92.9%, specificities of 82.2% and 84.4% and accuracies of 87.7% and 86.3%, respectively. In diagnostically ambiguous cases, molecular testing maintained high accuracy (&gt;86%), clearly outperforming dermatopathology, which showed near\u2010random agreement and low accuracy (61.7%).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Both MC and PsorX\u2010LabDisk provide a reliable, examiner\u2010independent complement to dermatopathology for differentiating psoriasis and eczema. By reducing diagnostic ambiguity, it enhances clinical confidence and supports more precise and timely therapeutic decisions in inflammatory skin disease management.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jdv.70388","type":"journal-article","created":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T07:14:58Z","timestamp":1773299698000},"page":"1227-1237","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Diagnostic concordance of dermatopathology and PCR in differentiating eczema from psoriasis"],"prefix":"10.1111","volume":"40","author":[{"given":"Andrea","family":"Schmitt","sequence":"first","affiliation":[{"name":"Department of Dermatology and Venereology, Faculty of Medicine University of Freiburg  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Susanne","family":"Proksch","sequence":"additional","affiliation":[{"name":"Dermagnostix GmbH  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ludwig","family":"Gutzweiler","sequence":"additional","affiliation":[{"name":"Dermagnostix GmbH  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sandra","family":"Roth","sequence":"additional","affiliation":[{"name":"Dermagnostix GmbH  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marcella","family":"Engler","sequence":"additional","affiliation":[{"name":"Dermagnostix GmbH  Freiburg Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cornelia S. 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