title: Non-healing midline granuloma.
mesh_terms: D003937:Diagnosis, Differential; D005891:Gingivitis / Q000473:pathology*; D006103:Granuloma, Lethal Midline / Q000276:immunology / Q000473:pathology* / Q000628:therapy; D014890:Granulomatosis with Polyangiitis / Q000276:immunology / Q000473:pathology* / Q000628:therapy; D006801:Humans; D008297:Male