https://www.vetsurgeon.org/f/clinical-questions/23191/acquired-mega-oesophagus Anyone else seeing an increase in acquired mega-oesophagus - now had 3 black Labradors ranging 1y 6m to 11 years, 3 males, 1 bitch, one chocolate labrador male neutered 5 yr old and one setter male entire 8 years over 4 - 5 years develop mega-oesophagusen-USTelligent Community 10https://www.vetsurgeon.org/thread/141530?ContentTypeID=1Fri, 14 Aug 2015 20:38:25 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:70073297-98f4-45e4-aadb-23d8855bf586Nicola Cole<p>Nope, not seen an increase-seen one in 10 years (only part time for past 3). No obvious chemical contamination in my area.</p><div style="clear:both;"></div>https://www.vetsurgeon.org/thread/141503?ContentTypeID=1Fri, 14 Aug 2015 13:24:50 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:2b86388c-2d54-46bc-91d2-8172acaa8850Utlendigur<p>You can get isolated megoesophagus with Addisons aswell - not sure if that&#39;s been tested for. I&#39;d heard that young labradors (6-12month) were at increased risk (compared to other breeds) of developing an idiopathic megoesophagus, and we&#39;ve seen a couple of these.</p><div style="clear:both;"></div>