{"version":"1.0","provider_name":"Nextillo Blog","provider_url":"https:\/\/www.nextillo.com\/blog","author_name":"Nextillo Blog","author_url":"https:\/\/www.nextillo.com\/blog\/author\/nextillo\/","title":"Pulmonary Function Tests (PFTs): Asthma and COPD - Nextillo Blog","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"0iiZ6EVSIH\"><a href=\"https:\/\/www.nextillo.com\/blog\/pulmonary-function-tests-pfts-asthma-and-copd\/\">Pulmonary Function Tests (PFTs): Asthma and COPD<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.nextillo.com\/blog\/pulmonary-function-tests-pfts-asthma-and-copd\/embed\/#?secret=0iiZ6EVSIH\" width=\"600\" height=\"338\" title=\"&#8220;Pulmonary Function Tests (PFTs): Asthma and COPD&#8221; &#8212; Nextillo Blog\" data-secret=\"0iiZ6EVSIH\" 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.nextillo.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/www.nextillo.com\/blog\/wp-content\/uploads\/2025\/03\/Pulmonary-Function-Tests-PFTs-Asthma-and-COPD.jpg","thumbnail_width":1280,"thumbnail_height":720,"description":"Pulmonary Function Tests (PFTs) are operational diagnostic procedures applied to differentiate asthma from chronic obstructive pulmonary disease (COPD) in respiratory disorders. Both result in limitation of airflow but by pathophysiologic heterogeneity of many mechanisms, by different patterns of disease, and with dissimilar responsiveness to therapy. Why and how two conditions differ and how and why [&hellip;]"}