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El\u0151fordul\u00e1sa a n\u00e9pess\u00e9g el\u00f6reged\u00e9s\u00e9vel \u00e9s a\n                    fokozott ultraviola-expoc\u00edzi\u00f3 hat\u00e1s\u00e1ra egyre nagyobb m\u00e9rt\u00e9kben n\u00f6vekszik.\n                    Jellegtelen megjelen\u00e9se miatt az esetek t\u00f6bbs\u00e9g\u00e9ben k\u00e9s\u0151n ismerik fel. Jelent\u0151s\n                    a recid\u00edva \u00e9s a metastaticus potenci\u00e1lja, ez\u00e9rt a korai diagn\u00f3zis nagym\u00e9rt\u00e9kben\n                    n\u00f6veli a betegek t\u00fal\u00e9l\u00e9s\u00e9t. Kezel\u00e9se multidiszciplin\u00e1ris, amelynek r\u00e9sze a\n                    seb\u00e9szi kimetsz\u00e9s, a sug\u00e1r- \u00e9s kemoter\u00e1pia, valamint metastaticus esetekben az\n                    immunter\u00e1pia. Az \u00faj kezel\u00e9si lehet\u0151s\u00e9gek ellen\u00e9re mortalit\u00e1sa az ut\u00f3bbi \u00e9vekben\n                    nem v\u00e1ltozott jelent\u0151sen, progn\u00f3zisa tov\u00e1bbra is rendk\u00edv\u00fcl kedvez\u0151tlen.\n                    Eset\u00fcnkben a Merkel-sejtes carcinoma ritka, gyomorba metasztatiz\u00e1l\u00f3 form\u00e1j\u00e1t\n                    ismertetj\u00fck az irodalmi adatok \u00e1ttekint\u00e9s\u00e9vel. Orv Hetil. 2026; 167(8):\n                    317\u2013323.<\/jats:p>","DOI":"10.1556\/650.2026.33496","type":"journal-article","created":{"date-parts":[[2026,2,23]],"date-time":"2026-02-23T08:06:18Z","timestamp":1771833978000},"page":"317-323","update-policy":"https:\/\/doi.org\/10.1556\/policypage.crossmark.crossref.2","source":"Crossref","is-referenced-by-count":0,"title":["Merkel-sejtes carcinoma gyomor\u00e1tt\u00e9ttel: ritka daganat \u2013 ritka metastasis"],"prefix":"10.1556","volume":"167","author":[{"ORCID":"https:\/\/orcid.org\/0009-0006-8562-8498","authenticated-orcid":true,"given":"Ad\u00e9l","family":"Herman","sequence":"first","affiliation":[{"name":"Zala V\u00e1rmegyei Szent Rafael K\u00f3rh\u00e1z, II. 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