1.0MedLabshttps://www.medlabsgroup.com/armladminhttps://www.medlabsgroup.com/ar/author/mladmin/rich600338<blockquote class="wp-embedded-content" data-secret="E5QH5zyFes"><a href="https://www.medlabsgroup.com/ar/lab-testing/vanilmandelic-acid-vma-urine/">حمض الفانيلمندليك vma البول</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.medlabsgroup.com/ar/lab-testing/vanilmandelic-acid-vma-urine/embed/#?secret=E5QH5zyFes" width="600" height="338" title="“Vanilmandelic Acid (VMA), Urine” — MedLabs" data-secret="E5QH5zyFes" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! 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); //# sourceURL=https://www.medlabsgroup.com/wp-includes/js/wp-embed.min.js </script>https://www.medlabsgroup.com/wp-content/uploads/2023/01/COVID19-test-by-PCR-min-scaled.jpeg25601707VMA is a catecholamine metabolite normally excreted in urine. However, stress, the intake of foods such as bananas, coffee, nuts, vanilla and citrus fruits or medicines can lead to falsely elevated levels. Therefore, intake of such foods or drugs should be stopped before urine collection for VMA level measurement. See Also Catecholamines and Metanephrines, 24 […]