Related Clues:

• 'It's urgent' in the E.R
• MD's 'At once!'
• Runs or saves
• MD imperative
• Pronto, while operating
• Suffix with photo or thermo
• Medical drama adverb
• Color commentator's factoid
• Saves, e.g
• "Now, nurse!"
• 6-Across's 'Pronto!'
• 6-Across's "Pronto!"
• Sportscast snippet
• Attempts, e.g
• MD's 'Now!'