Peroral endoscopy and laryngeal surgery . bstructed side, so that there was a verv marked emphysema shown bythe radiograph on the obstructed side. Calcified glands are exceedingly common and may, in some instances,lead to error. As pointed out by Dr. George C. Johnston, in connectionwith one of the authors cases, that of a molar tooth in the bronchus ofa boy, calcified glands are always rounded in form, so that in case of anybody not of rounded form, there is little likelihood of error; but it mustbe remembered that the foreign body must be considered from everypoint of view, as irregular-shap
Peroral endoscopy and laryngeal surgery . bstructed side, so that there was a verv marked emphysema shown bythe radiograph on the obstructed side. Calcified glands are exceedingly common and may, in some instances,lead to error. As pointed out by Dr. George C. Johnston, in connectionwith one of the authors cases, that of a molar tooth in the bronchus ofa boy, calcified glands are always rounded in form, so that in case of anybody not of rounded form, there is little likelihood of error; but it mustbe remembered that the foreign body must be considered from everypoint of view, as irregular-shaped bodies may throw a rounded shadow in FOREIGN BODIES IN AlK AND l-(X)I) PASSAGES. 327 certain positions. Furthermore, calcilicd f,lands arc rarely single, sothat any suspicious shadow is apt to he duplicated, if due to a calcifiedgland. Von Eicken, in a very interesting paper (Bib. oliS), reportsa case in which a shadow was thought by the Roentgenologist to be dueto a calcified gland, and so it proved to be. There was, nevertheless, in. Fic. 164. Radiograph of a coin (half-dollar) in the esophapus of a child of14 years. This illustrates the method of localization of foreign bodies in the esoph-agus. It is utterly impossible for a Hat body of this size to be trachcally lodgedthus in the lateral plane of the trachea. the case a forei.^n liody (hone) which did not siiow in the radiograph,but which was discovered and removed by bronchoscopy. Posithc films of the tracheo-bronchml tree as an aid to large foreign bod_\- in a large bronchus needs accurate localization, notbut that it could be limnd bronchoscopically in every case; but accur-ate localization enables tiie bronchoscopist to go at once to the known lo-cation and thus greatly shorten the period of endoscopic search which 22S FOREIGN BODIES IN AIR AND FOOD PASSAGES.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrespira, bookyear1915
