Signs of Wound Infection

• Pus or cloudy fluid draining from the wound
• Pimple or yellow crust formed on the wound (impetigo)
• Scab has increased in size
• Increasing redness around the wound (cellulitis)
• Red streak is spreading from the wound toward the heart (lymphangitis)
• Wound has become extremely tender
• Pain or swelling increasing after 48 hours since the wound occurred 
• Wound has developed blisters or black dead tissue (gangrene and myonecrosis)
• Lymph node draining that area of skin may become large and tender (lymphadenitis)
• Onset of widespread bright red sunburn-like rash
• Onset of fever
• Wound hasn't healed within 10 days after the injury