title: X-ray case of the month. Fifty year old man with pain localized to the right posterior chest wall, aggravated by breathing. No trauma.
mesh_terms: D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D010996:Pleural Effusion / Q000000981:diagnostic imaging*; D011014:Pneumonia / Q000000981:diagnostic imaging*; D011859:Radiography