https://www.vetsurgeon.org/f/clinical-questions/27304/persistent-circling-to-left-in-fbd Very odd case. 4yo FBD. Persistent circling to the left. Sudden onset. Paroxysmal, can be distracted out of it and when distracted doesn&#39;t do it. No tail biting. AGs normal. No ear disease. No nystagmus. Bullae xrays normal, oral exam normal. No ataxiaen-USTelligent Community 10https://www.vetsurgeon.org/thread/201376?ContentTypeID=1Thu, 16 Aug 2018 07:43:42 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:f85ece10-a4a7-4e77-a3ce-5291d7f646f4Clare Tapsfield-Wright<p>Space occupying lesion, &nbsp;a brain tumour ?&nbsp;</p><div style="clear:both;"></div>