title: Benign subcutaneous emphysema after percutaneous endoscopic gastrostomy.
mesh_terms: D000368:Aged; D004646:Emphysema / Q000209:etiology*; D004724:Endoscopy / Q000009:adverse effects*; D005774:Gastrostomy / Q000009:adverse effects*; D006801:Humans; D008297:Male; D011677:Punctures / Q000009:adverse effects; D013352:Subcutaneous Emphysema / Q000209:etiology* / Q000517:prevention & control