{"product_id":"chronic-gastric-ulcer","title":"Chronic Gastric Ulcer","description":"\u003ch2\u003eChronic Gastric Ulcer\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe model is a 2cm coronal slice of tissue, which incorporates a portion of the stomach diaphragm, liver and pancreas. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe model has been opened to display a large ulcer at the upper end of the lesser curvature near the gastro-oesophageal junction. Macroscopically, the loss of substance at the site of the ulcer is oval, has 5-6cm in diameter and slightly elevated borders. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe base is clean and smooth with no evidence of haemorrhage. The gastric wall surrounding the ulcer is indurated, because of the fibrosis that involves the base of the ulcer and spreads beneath the surrounding mucosa. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBeing retractile, the fibrosis manages to \"pull\" the gastric mucosa towards the base of the ulcer, so that gastric mucosal folds converge radially around the loss of substance (this feature is not seen in ulcerated malignant gastric tumours). \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is evident on the inferior aspect of the ulcer and less so superiorly.\u003c\/span\u003e\u003c\/p\u003e","brand":"Erler-Zimmer","offers":[{"title":"Default Title","offer_id":54831725871480,"sku":"EZ-MP2076","price":546.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0507\/6087\/6201\/files\/MP2076_4.jpg?v=1753960991","url":"https:\/\/simandskills.co.uk\/products\/chronic-gastric-ulcer","provider":"Sim \u0026 Skills","version":"1.0","type":"link"}