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Fig. 4D. —53-year-old man with cervical necrotizing fasciitis and descending necrotizing mediastinitis. Neck radiograph shows five catheters: 1, straight catheter to sublingual space from left side of neck; 2, pigtail catheter to left parapharyngeal space from anterior of neck; 3, pigtail catheter to right parapharyngeal space from right side; 4, pigtail catheter to subclavian space; 5, straight catheter to upper anterior mediastinum from right side of neck.