the prevalence and distribution of brunn 's nests , simple hyperplasia , simple squamous metaplasia , cystitis glandularis/cystica , atypical hyperplasia , and lymphocytic infiltration were studied by multiple histologic sections in 30 grossly normal urinary bladders obtained from a controlled population of dogs ranging in age from two to 14 years .
C0152262
cystitis
C0005682
urinary bladders