Possible Clues:

• Injure tongue with a complaint
• One name for a childhood disease causing a bright red rash and fever
• Mark and e.g. Mexican miss complaint
• Fever results when small boy touches a girl
• One reason for rash South American to break into Beetle left by British
• Italian composer wasted time once rejecting an infantile complaint
• Infectious fever leaves mark on South American girl
• Caught in Madagascar, Latin American fever
• One-time composer repulsed an infectious illness
• Disease is to disfigure Roman Adonis, initially