Figure 1From: Sinonasal adenoid cystic carcinoma following formaldehyde exposure in the operating theatreAdenoid cystic carcinoma of the patient. The image shows islands of fairly uniformly sized tumor cells with solid growth pattern and partly small cribriform spaces. The epithelial component is sharply demarcated from the myxoid interstitial stroma. The image is photographed at 400 times magnification.Back to article page