The majority of persons (e.g. source patients) chronically infected with hepatitis B and C (65% to 75%) are not aware of their infection 
The CDC has a post exposure prophylaxis hotline at 1-888-448-4911
Healthcare occupational exposure to blood or other body fluids
Laceration
Environmental exposure antibiotics
Retained foreign body
Bacteremia vs contaminated blood cultures
Skin and soft tissue infections
Multisystem inflammatory syndrome in children
Combative patient