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.










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


-IMPORTANT MEMO:  The Toxicology section of the LADDL will be closed the following days in April: Thursday 24, Friday 25 and Monday 28. No Toxicology testing will take place during those days.