https://www.vetsurgeon.org/f/clinical-questions/23834/carthrophen-pentosan-polysulp-in-myxomatous-mitral-valve-trc-and-bronchomalacia Is anyone using these products on the basis that they are manifestations of degenerative cartilage disease (with reduced concentrations of glycosaminolglycan , glycoprotein and chondroitin sulphate in the hyaline cartilage of tracheal rings).? en-USTelligent Community 10https://www.vetsurgeon.org/thread/152431?ContentTypeID=1Sat, 06 Feb 2016 01:28:41 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:86cfdadb-0dd0-4c33-bb40-b1b86d899ba2Aine Seavers<p>Tracheal Ring Collapse</p><div style="clear:both;"></div>https://www.vetsurgeon.org/thread/152409?ContentTypeID=1Fri, 05 Feb 2016 18:20:44 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:4bfa018a-9ba0-4c32-aa2c-1866c1e37c12Liz w<p>What&#39;s TRC?</p><div style="clear:both;"></div>https://www.vetsurgeon.org/thread/152215?ContentTypeID=1Thu, 04 Feb 2016 08:59:47 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:c77a441c-1edb-4d98-a8fb-a8ccf06152a1Hannah Wynne Richards<p>&nbsp;No, but worth thinking about</p> <p>Wynne</p><div style="clear:both;"></div>