<prompt> Treatment of choice for severe impetigo?Incision and drainage of severe lesionsSystemic antibioticsTopical antibioticsAnti-septic dressing  <response>: Treatment of choice for severe impetigo: systemic antibiotic for 7 to 10 days to prevent glomerulonephritis, a dangerous complication. Topical antibiotics are less effective than systemic antibiotics in treating impetigo. 