Material examined is superficial dominantly composed of mucus material entrapping dense inflammatory cells rich in neutrophils and cell debris with few detached fragments of mucigenic columnar epithelium together with some fragments showing extracellular mucin in relation to mucigenic columnar atypical epithelium. Overall picture is suspicious for adenocarcinoma with mucinous activity. Deeper rebiopsy from the mass is needed to establish final diagnosis.
Anal mass. MRI revealed irregular lobulated and multiseptated mass lesion in posterior wall of lower 2/3 of anal canal, appear pedunculated and projecting from lower posterior perineal region.
Soft tissue fragments collectively measured 1.7 x 1 x0.7 cm, totally embedded.