Ontology highlight
ABSTRACT:
SUBMITTER: Caldwell NJ
PROVIDER: S-EPMC6556859 | biostudies-other | 2019 Aug
REPOSITORIES: biostudies-other
Caldwell Nicholas J NJ Sato T Shawn TS
Radiology case reports 20190606 8
Olfactory neuroblastoma (ONB, also called esthesioneuroblastoma) is a rare malignant tumor of neuroectodermal olfactory cells. We report a case of an undifferentiated ONB with unfavorable histology arising ectopically in the nasopharynx. The patient was a 15-year-old male who presented with a right-sided painful neck mass, nasal obstruction, and weight loss. Awareness of the ectopic ONBs, although exceedingly rare, is important when considering differential diagnoses of sinonasal tumors as treat ...[more]