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
Enterocolitis, C. difficile (see Gastroenteritis, C. difficile)
Condition Isolation Duration of Isolation Comment
C. difficile gastroenteritis, enterocolitis

Patients on 11L or 12L:  Duration of hospitalization.  All others: Enteric Contact + Standard isolation can be discontinued if (1) patient has had no diarrhea for ≥48 hours AND (2) clean patient and belongings have 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 C. difficile. Wash your hands sign is available.
See Diarrhea Decision Tree for additional guidance. https://infectioncontrol.ucsfmedicalcenter.org/diarrhea-decision-tree

Enterovirus, (coxsackievirus disease, echovirus, hand foot and mouth disease, herpangina, pleurodynia)
Condition Isolation Duration of Isolation Comment
Infants and young children

Duration of illness

All other patients
Epiglottitis, due to Haemophilus influenzae type b
Condition Isolation Duration of Isolation Comment

 Until patient has received ≥24 hours after initiation of effective therapy

See specific disease agents for epiglottitis due to other etiologies.

Epstein-Barr virus (including infectious mononucleosis)
Condition Isolation Duration of Isolation Comment
Erythema infectiosum (see Parvovirus B19)
Condition Isolation Duration of Isolation Comment
Extended-Spectrum Beta-Lactamases (ESBL) producer
Condition Isolation Duration of Isolation Comment
not MDRO
MDRO

Duration of hospitalization and all subsequent admissions

Food poisoning
Condition Isolation Duration of Isolation Comment
Botulism
Clostridium perfringens or Clostridium welchii
Staphylococcal (Staphylococcus aureus)
Furunculosis, staphylococcal, in infants and young children
Condition Isolation Duration of Isolation Comment
Furunculosis, staphylococcal, in infants and young children

Duration of illness

Gangrene (gas gangrene)
Condition Isolation Duration of Isolation Comment
Gastroenteritis
Condition Isolation Duration of Isolation Comment
Gastroenteritis, no organism identified

Use Contact + Standard Precautions for diapered or incontinent persons for the duration of illness or to control institutional outbreaks for gastroenteritis caused by all of the agents below.

Adenovirus

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

Campylobacter sp.

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

Cholera (Vibrio cholera)

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

C. difficile

Patients on 11L or 12L:  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 alcohol based hand rub is recommended EXCEPT use Hand Hygiene with soap and water upon exiting the room of a patient on Contact + Standard Isolation for suspected or confirmed C.difficile disease.  See Diarrhea Decision Tree  Diarrhea Decision Tree

Cryptosporidiosis (Cryptosporidium sp.)

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

Escherichia coli Enterohemorrhagic O157:H7

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness
 

Other species

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

Giardiasis (Giardia lamblia)

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness
 

Norovirus

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.

Rotavirus
Salmonella sp. (including S. typhi)

*Use Contact + Standard Isolation for diapered or incontinent persons for duration of illness

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