I've never see anything like it but you have several poultry diagnostic labs located all over Texas. Call them and ask to speak with their avian pathologist.
I'd start with the one in College Station.
Texas A&M Veterinary Medical Diagnostic Laboratory - Amarillo (Branch)
6610 Amarillo Blvd West
Amarillo, Texas 79106-1706
Phone: 806-353-7478
Texas A&M Veterinary Medical Diagnostic Laboratory - Center (Branch)
635 Malone Dr
Center, Texas 75935-3530
Phone: 936-598-4451
Texas A&M Veterinary Medical Diagnostic Laboratory (Main)
483 Agronomy Road
College Station, Texas 77840
Phone: 979-845-3414
Texas A&M Veterinary Medical Diagnostic Laboratory – Gonzales (Branch)
1162 East Sarah DeWitt Drive
Gonzales, Texas 78629
Phone: 830-672-2834
Texas Animal Health Commission State-Federal Laboratory
8200 Cameron Road, Suite A186
Austin, Texas 78754-3832
Phone: 512-832-6580