title: [Hamartoma, teratoma, dermoid cyst, embryoma, heteroplasia].
authors.affiliation: First Department of Internal Medicine, Tokyo Medical College Hospital.
authors.forename: I
authors.initials: I
authors.lastname: Kasuga
authors.forename: Y
authors.initials: Y
authors.lastname: Ichinose
authors.forename: K
authors.initials: K
authors.lastname: Toyama
mesh_terms: D003884:Dermoid Cyst; D006222:Hamartoma; D006801:Humans; D008171:Lung Diseases; D008175:Lung Neoplasms; D009373:Neoplasms, Germ Cell and Embryonal; D013724:Teratoma