title: Headcheese sign.
authors.forename: Bradford J
authors.initials: BJ
authors.lastname: Chong
authors.forename: Jeffrey P
authors.initials: JP
authors.lastname: Kanne
authors.forename: Jonathan H
authors.initials: JH
authors.lastname: Chung
mesh_terms: D000542:Alveolitis, Extrinsic Allergic / Q000000981:diagnostic imaging; D001988:Bronchiolitis / Q000000981:diagnostic imaging; D003937:Diagnosis, Differential; D030342:Genetic Diseases, Inborn / Q000000981:diagnostic imaging; D005898:Glass; D006801:Humans; D017563:Lung Diseases, Interstitial / Q000000981:diagnostic imaging; D008173:Lung Diseases, Obstructive / Q000000981:diagnostic imaging*; D011019:Pneumonia, Mycoplasma / Q000000981:diagnostic imaging; D017565:Sarcoidosis, Pulmonary / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed