The Louisiana Animal Disease Diagnostic Laboratory (LADDL) is a full-service AAVLD-accredited laboratory. 


Housed in the Louisiana State University's School of Veterinary Medicine, the LADDL services the people of Louisiana and surrounding states by providing animal disease diagnostic services to agricultural and general communities in the state of Louisiana. 


The LADDL operates in partnership with Louisiana State University, LSU School of Veterinary Medicine, Louisiana veterinarians, and livestock and poultry producers.




 Special FedEx Discount For Clients







News & Updates




IMPORTANT MEMO:  LADDL has completed the move into our new facility.  Our new address is 


Louisiana Animal Disease Diagnostic Laboratory

Louisiana State University

River Road

Room 1043

Baton Rouge, LA 70803

(225) 578-9777