title: Intravenous nitroglycerin, methemoglobinemia, and respiratory distress in a postoperative cardiac surgical patient.
mesh_terms: D006348:Cardiac Surgical Procedures / Q000009:adverse effects*; D006801:Humans; D007263:Infusions, Parenteral; D008297:Male; D008708:Methemoglobinemia / Q000139:chemically induced*; D008751:Methylene Blue / Q000627:therapeutic use; D008875:Middle Aged; D005996:Nitroglycerin / Q000008:administration & dosage / Q000009:adverse effects*; D011183:Postoperative Complications; D012128:Respiratory Distress Syndrome / Q000209:etiology*
chemical_list: D005996:Nitroglycerin; D008751:Methylene Blue