Contributors: Susan Prendeville
A middle aged man underwent partial cystectomy and excision of urachal cyst. Gross evaluation identified a 2cm unilocular cystic lesion with abundant intraluminal mucin.
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1. What is the correct diagnosis?
a. Mucinous cystadenoma
b. Mucinous cystic tumor of low malignant potential
c. Mucinous cystadenocarcinoma
d. Villous adenoma
e. Cystitis glandularis