title: Pop quiz. A 47-year-old man with chronic tongue pain.
authors.affiliation: Division of Infectious Diseases, Department of Internal Medicine, Mayo Clinic, Rochester, MO, USA.
authors.forename: Aaron J
authors.initials: AJ
authors.lastname: Tande
authors.forename: Bobbi S
authors.initials: BS
authors.lastname: Pritt
mesh_terms: D000818:Animals; D001706:Biopsy; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008853:Microscopy; D008875:Middle Aged; D010146:Pain / Q000209:etiology; D014059:Tongue / Q000469:parasitology* / Q000473:pathology*; D014234:Trichinella / Q000302:isolation & purification; D014235:Trichinellosis / Q000175:diagnosis* / Q000473:pathology*