Disease Precautionary period
Infection or colonization with multidrug-resistant bacteria Until off antibiotics and culture negative
Clostridium difficile enteric infection Duration of illness
Escherichia coli disease, in diapered or incontinent patient Duration of illness
Shigellosis, in diapered or incontinent patient Duration of illness
Hepatitis A, in diapered or incontinent patient Duration of illness
Rotavirus infection, in diapered or incontinent patient Duration of illness
Respiratory syncytial virus infection, in infants and young children Duration of illness
Parainfluenza virus infection, in diapered or incontinent patient Duration of illness
Enteroviral infection, in diapered or incontinent patient Duration of illness
Scabies Until 24 hours after initiation of effective therapy
Diphtheria (cutaneous) Duration of illness
Herpes simplex virus infection (neonatal or mucocutaneous) Duration of illness
Impetigo Until 24 hours after initiation of effective therapy
Major abscesses, cellulitis, or pressure ulcer Until 24 hours after initiation of effective therapy
Pediculosis (lice) Until 24 hours after initiation of effective therapy
Rubella, congenital syndrome Place infant on precautions during any admission until age 1, unless nasopharyngeal and urine culture are negative for virus after age 3 months
Staphylococcal furunculosis in infants and young children Duration of illness
Acute viral (acute hemorrhagic) conjunctivitis Duration of illness
Viral hemorrhagic infections (Ebola, Lassa, Marburg) Duration of illness
Zoster (chickenpox, disseminated zoster, or localized zoster in immunocompromised patient) Until all lesions are crusted; requires airborne precautions
Smallpox Duration of illness; requires airborne precautions