Nasal angiomyolipoma

Only five cases of nasal angiomyolipomas have been reported. They differ from renal and hepatic angiomyolipomas in that they are negative for HMB-45, lack epithelioid cells1,2 and are not associated with tuberous sclerosis1,3.

Immunohistochemistry

HMB-45	0/11, 0/22
muscle-specific actin	1/11
SMA	1/11
desmin	1/11, 0/13
vimentin	1/13

References

1Tardio, J. C., Martin-Fragueiro, L. M. Angiomyolipoma of the nasal cavity Histopathology 2002;41:174-5.

2Watanabe, K., Suzuki, T. Mucocutaneous angiomyolipoma. A report of 2 cases arising in the nasal cavity. Arch Pathol Lab Med 1999;123:789-92..

3Gatalica, Z., Lowry, L. D., Petersen, R. O. Angiomyolipoma of the nasal cavity: case report and review of the literature. Head Neck 1994;16:278-81.