Gary Bauer, [25 Jun 2022 at 18:59:02]: Any ideas on possible aetiologies? 2 ha captive caracal. No signs of digging or scratching. No systemic disease and habitus and appetite still good. The diet consist of whole carcasses, mainly guineafowl and francolin. David Pretorius, [25 Jun 2022 at 19:23:37]: Any wet cement in the camp? Rob Jackson, [25 Jun 2022 at 19:49:20]: Dry cement? Pemphigus? Gary Bauer, [25 Jun 2022 at 19:59:50]: No wet/dry cement Henry Labuschagne, [25 Jun 2022 at 21:14:35]: Pododermatitis. I would take a biopsy to get to the underlying cause. In meantime I would consider Tx with Convenia, Depo-Medrol, Topical cream and Feli Vit added to food to address possible deficiencies. If possible : Elizabethan collar to prevent self mutilation. If Elizabethan collar not tolerated cover the ulcerative lesions with Stockholm tar and Avert to stop licking. Newton Sparks, [26 Jun 2022 at 18:19:22]: Gary. Look at calicivirus infections as well. I had calicivirus infections in lions where the feet were affected but not as bad as with these caracal