Isolation Table

A B C D E F G H I K L M N O P Q R S T U V W Y Z
Mycobacteria
Condition Isolation Duration of Isolation Comment
Non-tuberculous mycobacteria (atypical), pulmonary or wound
Tuberculosis, active pulmonary or laryngeal

See Tuberculosis

*Patients undergoing invasive procedures that may aerosolize require Airborne Isolation. Contact Infection Prevention. Business hours: 415-806-0269; non-business hours: Notify Nursing Supervisor.

Mycoplasma pneumoniae
Condition Isolation Duration of Isolation Comment

Duration of illness

Necrotizing enterocolitis
Condition Isolation Duration of Isolation Comment
Neisseria meningitidis, invasive (meningitis, pneumonia, sepsis, meningococcemia)
Condition Isolation Duration of Isolation Comment

Until 24 hrs after initiation of effective therapy

Nocardiosis (Nocardia sp.), any presentation
Condition Isolation Duration of Isolation Comment
Norovirus
Condition Isolation Duration of Isolation Comment

Adult and pediatric hematology/oncology/BMT patients: Duration of hospitalization,. 

All others: Enteric Contact + Standard isolation can be discontinued if (1) patient has had no diarrhea for ≥48 hours AND (2) patient has been transferred to clean room.

Hand Hygiene with soap and water (not alcohol based hand rub) is indicated upon exiting the room of a patient on Contact + Standard Isolation for norovirus. Wash your hands sign is available.
See https://www.cdc.gov/infectioncontrol/guidelines/norovirus/index.html

Orf (Poxviridae [Scabby mouth, Sore mouth])
Condition Isolation Duration of Isolation Comment
Parainfluenza
Condition Isolation Duration of Isolation Comment

Adult and Pediatric hematology/oncology/BMT patients:
Duration of illness AND retest is negative.

 

All other patients:  Duration of illness

Initiate isolation when test is ordered to rule out viral pathogens.

Parvovirus B19 (Erythema infectiosum)
Condition Isolation Duration of Isolation Comment
Immunosuppressed patient

For duration of hospitalization when chronic disease occurs

Duration of precautions for immunosuppressed patients with persistently positive PCR not defined, but transmission has occurred.

Patient with transient aplastic or red-cell crisis

Seven days from symptom onset if known. Use date of identification if symptom onset date unclear. 

Pediculosis (see lice)
Condition Isolation Duration of Isolation Comment
Pertussis (whooping cough)
Condition Isolation Duration of Isolation Comment

Until 5 days of effective antibiotic therapy

Pinworm infection
Condition Isolation Duration of Isolation Comment
Plague (Yersinia pestis)
Condition Isolation Duration of Isolation Comment
bubonic
pneumonic

Until 48 hrs after initiation of effective therapy

Pneumonia due to
Condition Isolation Duration of Isolation Comment
Mycoplasma (primary atypical pneumonia)

Duration of illness

Pneumococcal (Streptococcus pneumoniae)
Pneumocystis carinii
Staphylococcus aureus (nafcillin/methicillin sensitive OR resistant)
Streptococcus pyogenes (group A strep)

Until 24 hours after initiation of effective therapy

Varicella-Zoster (See Varicella-Zoster)
Viral, All patients

See Respiratory Infectious Disease, acute, or specific viral agent

Pneumonia, adenovirus

Refer to Adenovirus-Respiratory Infection 

Bacterial, not listed elsewhere

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