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Esthesioneuroblastoma, also called olfactory neuroblastoma, is a cancerous tumor that originates in the nasal cavity.

It’s a very rare type of cancer, with about 1 person per 2 million people diagnosed each year worldwide. But esthesioneuroblastoma isn’t rare to us here at MD Anderson. The average ear, nose and throat (ENT) doctor may see six or less cases in their entire career; we see that many in a month.

Here, I’ll explain...