1.0Division of Gastroenterology and Hepatology/medicine/gigsa/medicine/gi/author/gsa/rich600338<blockquote class="wp-embedded-content" data-secret="WKqwaz1Fzu"><a href="/medicine/gi/people/ian-grimm/">Ian Grimm, MD</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="/medicine/gi/people/ian-grimm/embed/#?secret=WKqwaz1Fzu" width="600" height="338" title="“Ian Grimm, MD” — Division of Gastroenterology and Hepatology" data-secret="WKqwaz1Fzu" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); /* ]]> */ </script> /medicine/gi/wp-content/uploads/sites/1267/2021/10/Grimm2542-9013-Web.jpg720900My clinical and academic practice has focused principally on advanced therapeutic endoscopic procedures, especially those procedures that allow patients to avoid invasive surgery. Most precancerous growths, and even many early stage cancers of the digestive tract can be successfully treated without a need for invasive surgery, by using a variety of newer endoscopic techniques. Some … Read more