The patient underwent biopsy of the left nasal cavity mass.
Histology:
MACROSCOPIC and MICROSCOPIC DESCRIPTION:
A single fragment of cream coloured tissue measuring 5mm in maximum dimension. The sections show a polypoid lesion lined by pseudostratified ciliated respiratory type epithelium. The central portions contain benign seromucinous glands surrounded by an oedematous stroma which contains a mild infiltrate of inflammatory cells primarily lymphocytes and plasma cells. There is no evidence of malignancy.
DIAGNOSIS: "Left nasal cavity": Benign nasal polyp.