In the dog, multicentric lymphoma is most common representing 80% of cases. [[Alimentary System Overview - Anatomy & Physiology|Alimentary]], cutaneous, [[Mediastinum - Anatomy & Physiology|mediastinal]] and extranodal sites are less common. Additionally the majority of lymphoma cases in dogs are of the B-cell immunophenotype. | In the dog, multicentric lymphoma is most common representing 80% of cases. [[Alimentary System Overview - Anatomy & Physiology|Alimentary]], cutaneous, [[Mediastinum - Anatomy & Physiology|mediastinal]] and extranodal sites are less common. Additionally the majority of lymphoma cases in dogs are of the B-cell immunophenotype. |