Martins, B.C. Rodrigues Júnior, E.F. Souza, A.L.G. Almeida, D.E. Brito, F.L.C. Canola, J.C. Brooks, D. Laus, J.L. A and B mode ultrasonography in preoperative evaluation of lens and posterior segment of dogs eyes with cataract A and B mode ultrasonography in preoperative evaluation of lens and posterior segment of dogs eyes with cataract Subjects--Topical Terms: CĂOVETERINÁRIAOLHOCIRURGIAULTRA-SOMCATARATA