Higher CRP levels were detected in the dogs with diagnoses of MMGT (18.45 mg/L), lymphoma (13.24 mg/L), HCC (26.85 mg/L), TCC (3.68 mg/L), HSA (15.91 mg/L), PAC (8.69 mg/L), and Mel (28 mg/L). This evidence concerns the gene CRP and lymphoma.