Prevention of Nosocomial Adenovirus • Maintain hand hygiene by frequently washing and sanitizing hands. • Use sterilized instruments in clinical practices. • Properly disinfect ophthalmologic instruments and tonometry. • Eliminate environmental reservoirs and fomites. • Patients of adenoviral conjunctivitis must practice contact precautions. • Patients of adenoviral pneumonia must practice contact and droplet precautions. • Patients of adenoviral infection in healthcare settings must be given paid leave until their recovery.