{"version":"1.0","provider_name":"Knee Hospitals","provider_url":"https:\/\/www.kneehospitals.com\/blog","author_name":"drknee","author_url":"https:\/\/www.kneehospitals.com\/blog\/author\/drknee\/","title":"Quadriceps active test: Definition, Uses, and Clinical Overview - Knee Hospitals","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"gspOspcT8q\"><a href=\"https:\/\/www.kneehospitals.com\/blog\/quadriceps-active-test-definition-uses-and-clinical-overview\/\">Quadriceps active test: Definition, Uses, and Clinical Overview<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.kneehospitals.com\/blog\/quadriceps-active-test-definition-uses-and-clinical-overview\/embed\/#?secret=gspOspcT8q\" width=\"600\" height=\"338\" title=\"&#8220;Quadriceps active test: Definition, Uses, and Clinical Overview&#8221; &#8212; Knee Hospitals\" data-secret=\"gspOspcT8q\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!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);\n\/\/# sourceURL=https:\/\/www.kneehospitals.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"The Quadriceps active test is a hands-on knee exam used to assess certain ligament injuries. It looks for abnormal movement of the shin bone (tibia) relative to the thigh bone (femur). It is most commonly discussed in the evaluation of posterior cruciate ligament (PCL) injury. Clinicians may use it in sports medicine, orthopedics, emergency settings, and physical therapy assessments."}