title: Pneumocutaneous fistula secondary to aspiration of grass.
mesh_terms: D005402:Fistula / Q000209:etiology*; D005547:Foreign Bodies; D005549:Foreign-Body Reaction; D006801:Humans; D007223:Infant; D008168:Lung; D008171:Lung Diseases / Q000209:etiology; D008297:Male; D006109:Poaceae; D012871:Skin Diseases / Q000209:etiology