This study evaluated the platelet indices in blood samples obtained from 30 dogs admitted in Critical Care Unit of Madras Veterinary College with SIRS and the results were compared with 10 healthy dogs. Based on physical and hematological examination the dogs with SIRS were classified as SIRS signs with thrombocytopenia (n=15) and SIRS signs without thrombocytopenia (n=15). | Systemic inflammatory response syndrome associated alterations in platelet indices in dogs