Annie Mears, 4 July 2024 Would anyone be concerned about such a high GGT in a 13-year-old captive lion which is apparently healthy? It was darted to treat fight wounds Chris Perkins, [04 Jul 2024 at 18:23:08]: If otherwise fine, I wouldn’t be too concerned. I would consider a re-check in a month when the fight wounds are healed. You could maybe add ultra-sound with the next examination. Xander de Kock, [04 Jul 2024 at 20:24:50]: GGT levels are increased because of 2+ haemolysis