{"id":6788,"date":"2021-09-14T19:48:34","date_gmt":"2021-09-14T17:48:34","guid":{"rendered":"https:\/\/meddists.com\/learn\/pre-clinical\/pathology\/breast-pathology\/fibrocystic-changes-and-benign-tumors\/"},"modified":"2021-09-14T19:49:02","modified_gmt":"2021-09-14T17:49:02","slug":"fibrocystic-changes-and-benign-tumors","status":"publish","type":"page","link":"https:\/\/meddists.com\/learn\/pre-clinical\/pathology\/breast-pathology\/fibrocystic-changes-and-benign-tumors\/","title":{"rendered":"Fibrocystic changes and benign tumors"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">In terms of tissue types, a tumor can be <strong>intralobular&nbsp;<\/strong>(arising from the epithelium of the lobule\/duct) and&nbsp;<strong>interlobular&nbsp;<\/strong>(arising from the stroma between the lobules and ducts).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Another classification is the proliferative ability of the tumor &#8212; it can be&nbsp;<strong>nonproliferative&nbsp;<\/strong>(simple cysts),&nbsp;<strong>proliferative&nbsp;<\/strong>(hyperplasia, adenosis), and&nbsp;<strong>proliferative with atypia&nbsp;<\/strong>(atypical hyperplasia of the ducts or lobules).<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Fibrocystic change<\/li><li>Intraductal papilloma<\/li><li>Fibroadenoma<\/li><li>Phyllodes tumor<\/li><li>Lipoma<\/li><li>Hemangioma<\/li><\/ul>\n\n\n<span class=\"block-heading\" id=\"header_1\">\n<h4 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Fibrocystic change<\/h4>\n<\/span><span class=\"block-content\" id=\"contents_1\">\n\n\n<ul class=\"wp-block-list\"><li>Development of fibrosis and cysts within the breast, presenting as palpable lumps<\/li><li>Benign, but depending on the histologic changes, can have increased risk for cancer:<ul><li>Fibrosis, cysts and apocrine metaplasia &#8212; no increased risk<\/li><li>Ductal hyperplasia &#8212; x2 increased risk<\/li><li>Atypical hyperplasia &#8212; x5 increased risk<\/li><\/ul><\/li><\/ul>\n\n\n<\/span><span class=\"block-heading\" id=\"header_2\">\n<h4 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Intraductal papilloma<\/h4>\n<\/span><span class=\"block-content\" id=\"contents_2\">\n\n\n<ul class=\"wp-block-list\"><li>Benign papillary growth into a duct &#8212; fibrovascular stalk covered by ductal epithelium<\/li><\/ul>\n\n\n<\/span><span class=\"block-heading\" id=\"header_3\">\n<h4 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Fibroadenoma<\/h4>\n<\/span><span class=\"block-content\" id=\"contents_3\">\n\n\n<ul class=\"wp-block-list\"><li>Most common benign neoplasm of the breast &#8212; well-circumscribed fibrous and glandular tissue mass<\/li><li>Most often due to increased levels of estrogen<\/li><\/ul>\n\n\n<\/span><span class=\"block-heading\" id=\"header_4\">\n<h4 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Phyllodes tumor<\/h4>\n<\/span><span class=\"block-content\" id=\"contents_4\">\n\n\n<ul class=\"wp-block-list\"><li>Fibroadenoma-like tumor with leaf-like fibrous projections<\/li><li>Can be malignant<\/li><\/ul>\n<\/span><div id=\"the_titles\" style=\"display:none;\"><h4 class=\"wp-block-heading\" class=\"wp-block-heading\">Fibrocystic change<\/h4><h4 class=\"wp-block-heading\" class=\"wp-block-heading\">Intraductal papilloma<\/h4><h4 class=\"wp-block-heading\" class=\"wp-block-heading\">Fibroadenoma<\/h4><h4 class=\"wp-block-heading\" class=\"wp-block-heading\">Phyllodes tumor<\/h4><\/div>","protected":false},"excerpt":{"rendered":"<p>In terms of tissue types, a tumor can be intralobular&nbsp;(arising from the epithelium of the lobule\/duct) and&nbsp;interlobular&nbsp;(arising from the stroma between the lobules and ducts). Another classification is the proliferative ability of the tumor &#8212; it can be&nbsp;nonproliferative&nbsp;(simple cysts),&nbsp;proliferative&nbsp;(hyperplasia, adenosis), and&nbsp;proliferative with atypia&nbsp;(atypical hyperplasia of the ducts or lobules). Fibrocystic change Intraductal papilloma Fibroadenoma Phyllodes [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6784,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-6788","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fibrocystic changes and benign tumors &#8211; Meddists<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/meddists.com\/learn\/pre-clinical\/pathology\/breast-pathology\/fibrocystic-changes-and-benign-tumors\/\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/meddists.com\\\/learn\\\/pre-clinical\\\/pathology\\\/breast-pathology\\\/fibrocystic-changes-and-benign-tumors\\\/\",\"url\":\"https:\\\/\\\/meddists.com\\\/learn\\\/pre-clinical\\\/pathology\\\/breast-pathology\\\/fibrocystic-changes-and-benign-tumors\\\/\",\"name\":\"Fibrocystic changes and benign tumors &#8211; 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