{"id":153467,"date":"2026-09-15T11:11:25","date_gmt":"2026-09-15T09:11:25","guid":{"rendered":"https:\/\/gemini.pl\/poradnik\/?p=153467"},"modified":"2026-09-15T11:13:34","modified_gmt":"2026-09-15T09:13:34","slug":"krew-w-kale-co-oznacza-i-kiedy-jest-grozna","status":"publish","type":"post","link":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/","title":{"rendered":"Krew w kale. Co oznacza i kiedy jest gro\u017ana?"},"content":{"rendered":"<p>Obecno\u015b\u0107 krwi w stolcu wskazuje, \u017ce krwawienie wyst\u0105pi\u0142o gdzie\u015b w przewodzie pokarmowym. Przyczyny bywaj\u0105 r\u00f3\u017cne od niegro\u017anych, jak drobne p\u0119kni\u0119cia \u015bluz\u00f3wki, po powa\u017cne choroby jelita. Z tego artyku\u0142u dowiesz si\u0119, co oznacza krew w kale, jak wygl\u0105da i do jakiego lekarza si\u0119 zg\u0142osi\u0107.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Obecno\u015b\u0107 krwi w stolcu wskazuje, \u017ce krwawienie wyst\u0105pi\u0142o gdzie\u015b w przewodzie pokarmowym. Przyczyny bywaj\u0105 r\u00f3\u017cne od niegro\u017anych, jak drobne p\u0119kni\u0119cia \u015bluz\u00f3wki, po powa\u017cne choroby jelita. Z tego artyku\u0142u dowiesz si\u0119, [&hellip;]<\/p>\n","protected":false},"author":170,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1444,1477,1480,1475,4],"tags":[1209,386],"class_list":["post-153467","post","type-post","status-publish","format-standard","hentry","category-artykul","category-badania","category-badania-kalu","category-uklad-pokarmowy","category-zdrowie","tag-krew","tag-uklad-pokarmowy"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.3 (Yoast SEO v28.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Krew w kale. Co oznacza i kiedy jest gro\u017ana? - Poradnik Gemini<\/title>\n<meta name=\"description\" content=\"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Krew w kale. Co oznacza i kiedy jest gro\u017ana?\" \/>\n<meta property=\"og:description\" content=\"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/\" \/>\n<meta property=\"og:site_name\" content=\"Poradnik Gemini\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/apteka.internetowa.gemini\" \/>\n<meta property=\"article:published_time\" content=\"2026-09-15T09:11:25+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-09-15T09:13:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/gemini.pl\/poradnik\/wp-content\/uploads\/2018\/01\/w-tre\u015bci1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"710\" \/>\n\t<meta property=\"og:image:height\" content=\"457\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"lek. Patryk Jasielski\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"lek. Patryk Jasielski\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/\"},\"author\":{\"name\":\"lek. Patryk Jasielski\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#\\\/schema\\\/person\\\/6f5a33b0cb4390bc486339a755d357ff\"},\"headline\":\"Krew w kale. Co oznacza i kiedy jest gro\u017ana?\",\"datePublished\":\"2026-09-15T09:11:25+00:00\",\"dateModified\":\"2026-09-15T09:13:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/\"},\"wordCount\":64,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#organization\"},\"keywords\":[\"Krew\",\"Uk\u0142ad pokarmowy\"],\"articleSection\":[\"Artyku\u0142\",\"Badania\",\"Badania ka\u0142u\",\"Uk\u0142ad pokarmowy\",\"Zdrowie\"],\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/\",\"url\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/\",\"name\":\"Krew w kale. Co oznacza i kiedy jest gro\u017ana? - Poradnik Gemini\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#website\"},\"datePublished\":\"2026-09-15T09:11:25+00:00\",\"dateModified\":\"2026-09-15T09:13:34+00:00\",\"description\":\"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.\",\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/artykul\\\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\\\/\"]}]},[],{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#website\",\"url\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/\",\"name\":\"Poradnik Gemini\",\"description\":\"Poradnik Gemini to blog informacyjno - edukacyjny o tematyce prozdrowotnej tworzony przez wykwalifikowanych specjalist\u00f3w. Pomagamy zadba\u0107 o zdrowie  dzieci, przysz\u0142ych mam, m\u0119\u017cczyzn oraz os\u00f3b starszych. Odpowiadamy tak\u017ce na pytania pacjent\u00f3w.\",\"publisher\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#organization\",\"name\":\"Poradnik Gemini\",\"url\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/wp-content\\\/uploads\\\/2019\\\/04\\\/poradnik-gemini-logo.jpg\",\"contentUrl\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/wp-content\\\/uploads\\\/2019\\\/04\\\/poradnik-gemini-logo.jpg\",\"width\":219,\"height\":51,\"caption\":\"Poradnik Gemini\"},\"image\":{\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/apteka.internetowa.gemini\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/#\\\/schema\\\/person\\\/6f5a33b0cb4390bc486339a755d357ff\",\"name\":\"lek. Patryk Jasielski\",\"description\":\"Absolwent Uniwersytetu Medycznego w Lublinie. Pasjonat neurologii oraz chor\u00f3b wewn\u0119trznych. Autor artyku\u0142\u00f3w naukowych w dziedzinie neurologii. Uczestnik licznych konferencji naukowych i warsztat\u00f3w.\",\"url\":\"https:\\\/\\\/gemini.pl\\\/poradnik\\\/autor\\\/patryk-jasielski\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Krew w kale. Co oznacza i kiedy jest gro\u017ana? - Poradnik Gemini","description":"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/","og_locale":"pl_PL","og_type":"article","og_title":"Krew w kale. Co oznacza i kiedy jest gro\u017ana?","og_description":"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.","og_url":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/","og_site_name":"Poradnik Gemini","article_publisher":"https:\/\/www.facebook.com\/apteka.internetowa.gemini","article_published_time":"2026-09-15T09:11:25+00:00","article_modified_time":"2026-09-15T09:13:34+00:00","og_image":[{"width":710,"height":457,"url":"https:\/\/gemini.pl\/poradnik\/wp-content\/uploads\/2018\/01\/w-tre\u015bci1.jpg","type":"image\/jpeg"}],"author":"lek. Patryk Jasielski","twitter_card":"summary_large_image","twitter_misc":{"Napisane przez":"lek. Patryk Jasielski","Szacowany czas czytania":"1 minuta"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/#article","isPartOf":{"@id":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/"},"author":{"name":"lek. Patryk Jasielski","@id":"https:\/\/gemini.pl\/poradnik\/#\/schema\/person\/6f5a33b0cb4390bc486339a755d357ff"},"headline":"Krew w kale. Co oznacza i kiedy jest gro\u017ana?","datePublished":"2026-09-15T09:11:25+00:00","dateModified":"2026-09-15T09:13:34+00:00","mainEntityOfPage":{"@id":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/"},"wordCount":64,"commentCount":0,"publisher":{"@id":"https:\/\/gemini.pl\/poradnik\/#organization"},"keywords":["Krew","Uk\u0142ad pokarmowy"],"articleSection":["Artyku\u0142","Badania","Badania ka\u0142u","Uk\u0142ad pokarmowy","Zdrowie"],"inLanguage":"pl-PL","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/","url":"https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/","name":"Krew w kale. Co oznacza i kiedy jest gro\u017ana? - Poradnik Gemini","isPartOf":{"@id":"https:\/\/gemini.pl\/poradnik\/#website"},"datePublished":"2026-09-15T09:11:25+00:00","dateModified":"2026-09-15T09:13:34+00:00","description":"Krew w kale - sprawd\u017a, co mo\u017ce oznacza\u0107, jak wygl\u0105da i kiedy wymaga konsultacji. Dowiedz si\u0119 te\u017c, do jakiego lekarza si\u0119 zg\u0142osi\u0107.","inLanguage":"pl-PL","potentialAction":[{"@type":"ReadAction","target":["https:\/\/gemini.pl\/poradnik\/artykul\/krew-w-kale-co-oznacza-i-kiedy-jest-grozna\/"]}]},[],{"@type":"WebSite","@id":"https:\/\/gemini.pl\/poradnik\/#website","url":"https:\/\/gemini.pl\/poradnik\/","name":"Poradnik Gemini","description":"Poradnik Gemini to blog informacyjno - edukacyjny o tematyce prozdrowotnej tworzony przez wykwalifikowanych specjalist\u00f3w. Pomagamy zadba\u0107 o zdrowie  dzieci, przysz\u0142ych mam, m\u0119\u017cczyzn oraz os\u00f3b starszych. Odpowiadamy tak\u017ce na pytania pacjent\u00f3w.","publisher":{"@id":"https:\/\/gemini.pl\/poradnik\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/gemini.pl\/poradnik\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pl-PL"},{"@type":"Organization","@id":"https:\/\/gemini.pl\/poradnik\/#organization","name":"Poradnik Gemini","url":"https:\/\/gemini.pl\/poradnik\/","logo":{"@type":"ImageObject","inLanguage":"pl-PL","@id":"https:\/\/gemini.pl\/poradnik\/#\/schema\/logo\/image\/","url":"https:\/\/gemini.pl\/poradnik\/wp-content\/uploads\/2019\/04\/poradnik-gemini-logo.jpg","contentUrl":"https:\/\/gemini.pl\/poradnik\/wp-content\/uploads\/2019\/04\/poradnik-gemini-logo.jpg","width":219,"height":51,"caption":"Poradnik Gemini"},"image":{"@id":"https:\/\/gemini.pl\/poradnik\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/apteka.internetowa.gemini"]},{"@type":"Person","@id":"https:\/\/gemini.pl\/poradnik\/#\/schema\/person\/6f5a33b0cb4390bc486339a755d357ff","name":"lek. Patryk Jasielski","description":"Absolwent Uniwersytetu Medycznego w Lublinie. Pasjonat neurologii oraz chor\u00f3b wewn\u0119trznych. Autor artyku\u0142\u00f3w naukowych w dziedzinie neurologii. Uczestnik licznych konferencji naukowych i warsztat\u00f3w.","url":"https:\/\/gemini.pl\/poradnik\/autor\/patryk-jasielski\/"}]}},"_links":{"self":[{"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/posts\/153467","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/users\/170"}],"replies":[{"embeddable":true,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/comments?post=153467"}],"version-history":[{"count":7,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/posts\/153467\/revisions"}],"predecessor-version":[{"id":153483,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/posts\/153467\/revisions\/153483"}],"wp:attachment":[{"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/media?parent=153467"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/categories?post=153467"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gemini.pl\/poradnik\/wp-json\/wp\/v2\/tags?post=153467"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}