Dacryocystography. The use of sinografin for visualization of the nasolacrimal passages.
D003607:Dacryocystitis / Q000000981:diagnostic imaging*; D003973:Diatrizoate; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007458:Iodipamide; D007765:Lacrimal Apparatus / Q000000981:diagnostic imaging*; D007767:Lacrimal Duct Obstruction / Q000000981:diagnostic imaging*; D011859:Radiography
D003973:Diatrizoate; D007458:Iodipamide