Dear All, Attached is the *Question Sheet *for Diagnostic Exercise #*269 *contributed by Carolina Matto1, Carmina Migoni2, Michelle Rubio3, Akinyi Nyaoke4, Eileen Henderson4, Francisco A. Uzal4, Javier Asin4* 1Laboratorio Regional Noroeste, DILAVE “Miguel C. Rubino”, Paysandú, Uruguay. 2Instituto de Investigaciones en Ciencias Veterinarias, Universidad Autónoma de Baja California, México. 3Facultad de Medicina Veterinaria y Zootecnia, Universidad Nacional Autónoma de México, México. 4California Animal Health and Food Safety Laboratory system, San Bernardino branch, University of California-Davis. **Corresponding author: *jasinros@ucdavis.edu <*Corresponding%20author:%20jasinros@ucdavis.edu> The Diagnostic Exercises are an initiative of the Latin Comparative Pathology Group (LCPG), the Latin American subdivision of The Davis-Thompson Foundation. Members and non-members from any country of residence may contribute to these exercises. Please consider contributing a case to this initiative. It does not have to be unusual, and all pathology sub-specialties are welcome! Please consult instructions on how to format and submit your DE at https://davisthompsonfoundation.org/diagnostic-exercises-instructions/ Previous cases are available at https://davisthompsonfoundation.org/diagnostic-exercise/