{"id":615,"date":"2020-02-14T07:11:12","date_gmt":"2020-02-14T07:11:12","guid":{"rendered":"https:\/\/meddists.com\/learn\/?page_id=615"},"modified":"2020-02-14T07:11:12","modified_gmt":"2020-02-14T07:11:12","slug":"adipose-tissue-tumors","status":"publish","type":"page","link":"https:\/\/meddists.com\/learn\/pre-clinical\/pathology\/soft-tissue-tumors\/adipose-tissue-tumors\/","title":{"rendered":"Adipose tissue tumors"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">An adipose tissue tumor can be either benign (<strong>lipoma<\/strong>) or malignant (<strong>liposarcoma<\/strong>).<\/p>\n\n\n<span class=\"block-heading\" id=\"header_1\">\n<h3 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Lipoma<\/h3>\n<\/span><span class=\"block-content\" id=\"contents_1\">\n\n\n<ul class=\"wp-block-list\"><li><strong>The most common soft-tissue tumor<\/strong><\/li><li>Well-differentiated<\/li><li>Sharply-demarcated and well-circumscribed<ul><li>CT capsule surrounding the tumor<\/li><li>Deeply-situated lipomas tend to blend with the tissue (hence, less demarcated and circumscribed)<\/li><\/ul><\/li><li>Histologically indistinguishable from normal adipose tissue<\/li><li>Removed by simple excision.<\/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 title2\">Angiolipoma<\/h4>\n<\/span><span class=\"block-content\" id=\"contents_2\">\n\n\n<ul class=\"wp-block-list\"><li>Lipoma with an extensive vascular network<\/li><li>Painful<\/li><\/ul>\n\n\n<\/span><span class=\"block-heading\" id=\"header_3\">\n<h3 class=\"wp-block-heading\" class=\"wp-block-heading\" class=\"title_collection title1\">Liposarcoma<\/h3>\n<\/span><span class=\"block-content\" id=\"contents_3\">\n\n\n<ul class=\"wp-block-list\"><li>Most common sarcoma in adults<ul><li>Occurs mostly in the <strong>lower body<\/strong> (thigh and retroperitoneum)<\/li><\/ul><\/li><li>Slow rate-of-growth but can become extremely large<\/li><li>All liposarcomas contain\u00a0<strong>lipoblasts<\/strong><ul><li>Immature adipocytes with multiple lipid vacuoles<\/li><li>The presence of lipoblasts is\u00a0<strong>not<\/strong> a marker for liposarcoma<\/li><\/ul><\/li><li>Several subtypes exist (ordered by the degree of malignancy):<ul><li><strong>Well-differentiated liposarcoma<\/strong><ul><li>Resemble normal adipose tissue<\/li><li>Atypical spindle cells can be seen<\/li><li>MDM2 gene amplification inhibits p53<\/li><\/ul><\/li><li><strong>Myxoid<\/strong> (or <strong>round cell<\/strong>) <strong>liposarcoma<\/strong><ul><li>Resembles fetal adipose tissue<\/li><li>&#8220;Signet-ring&#8221; lipoblasts can be seen<\/li><\/ul><\/li><li><strong>Pleomorphic\u00a0liposarcoma<\/strong><ul><li>Appear soft and gel-like with necrosis, hemorrhage, and cysts<\/li><li>Bizzare tumor cells can be seen.<\/li><\/ul><\/li><\/ul><\/li><\/ul>\n<\/span><div id=\"the_titles\" style=\"display:none;\"><h3 class=\"wp-block-heading\" class=\"wp-block-heading\">Lipoma<\/h3><h4 class=\"wp-block-heading\" class=\"wp-block-heading\">Angiolipoma<\/h4><h3 class=\"wp-block-heading\" class=\"wp-block-heading\">Liposarcoma<\/h3><\/div>","protected":false},"excerpt":{"rendered":"<p>An adipose tissue tumor can be either benign (lipoma) or malignant (liposarcoma). Lipoma The most common soft-tissue tumor Well-differentiated Sharply-demarcated and well-circumscribed CT capsule surrounding the tumor Deeply-situated lipomas tend to blend with the tissue (hence, less demarcated and circumscribed) Histologically indistinguishable from normal adipose tissue Removed by simple excision. Angiolipoma Lipoma with an extensive [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":607,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-615","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Adipose tissue 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\/soft-tissue-tumors\/adipose-tissue-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\\\/soft-tissue-tumors\\\/adipose-tissue-tumors\\\/\",\"url\":\"https:\\\/\\\/meddists.com\\\/learn\\\/pre-clinical\\\/pathology\\\/soft-tissue-tumors\\\/adipose-tissue-tumors\\\/\",\"name\":\"Adipose tissue tumors &#8211; 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