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
Campylobacter gastroenteritis (see Gastroenteritis)
Condition Isolation Duration of Isolation Comment
Candida auris
Condition Isolation Duration of Isolation Comment
infection or colonization (i.e., positive C. auris culture)

Duration of hospitalization and all subsequent admissions

C. auris: Discontinuation will be determined by Infection Prevention on a case by case basis

Candida infections (other than Candida auris)
Condition Isolation Duration of Isolation Comment
All forms including mucocutaneous
Carbapenem-resistant Enterobacteriaceae (CRE)
Condition Isolation Duration of Isolation Comment
Carbapenem Resistant Enterobacteriaciae - carbapenemase gene positive (CP-CRE)

Duration of hospitalization and upon all subsequent admissions

Isolation may not be removed.

Carbapenem Resistant Enterobacteriaciae – non carbapenemase gene positive (non CP-CRE)
Cat-scratch fever
Condition Isolation Duration of Isolation Comment
(benign inoculation lympohoreticulosis) (Bartonella henselae)
Cellulitis
Condition Isolation Duration of Isolation Comment

Standard precautions needed if dressings cover and contain drainage. Note: standard precautions includes the use of gloves when touching blood, body fluids, and non-intact skin.

Chancroid (soft chancre) (Haemophilus ducreyi)
Condition Isolation Duration of Isolation Comment
Chickenpox (Also see Varicella)
Condition Isolation Duration of Isolation Comment

Until ALL lesions are crusted over.  

Susceptible heatlhcare personnel (HCP) should not enter room if immune CHP are available, regardless of presumptive evidence of immunity.HCP should use respiratory protection that is at least as protectibve as a fit-tested N-95 respirator upon entry into the care area.

Chlamydia trachomatis
Condition Isolation Duration of Isolation Comment
Conjunctivitis
Genital
Respiratory
Cholera (see Gastroenteritis)
Condition Isolation Duration of Isolation Comment
Not Draining
Clostrididiodes botulinum
Condition Isolation Duration of Isolation Comment
C. botulinum

See Food Poisoning and Botulism

Clostrididiodes 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

Clostrididiodes, not C. difficile
Condition Isolation Duration of Isolation Comment
C. perfringens Food poisoning
C. perfringens Gas gangrene
Coccidioidomycosis (valley fever)
Condition Isolation Duration of Isolation Comment
(Coccidioides immitis) Draining lesions

Notify Microbiology when submitting specimens for culture from patients with known or suspected Coccidiomycosis (415-353-1268)

Pneumonia

Notify Microbiology when submitting specimens for culture from patients with known or suspected Coccidiomycosis (415-353-1268)

Colorado tick fever
Condition Isolation Duration of Isolation Comment
Congenital rubella (German measles) (see also Rubella)
Condition Isolation Duration of Isolation Comment

During ANY admission until infant is 1 year of age unless naso-pharyngeal and urine cultures are negative for virus after age 3 months

Conjunctivitis
Condition Isolation Duration of Isolation Comment
Acute bacterial
Chlamydia
Gonococcal (including gonococcal opthalmia neonatorum)
Acute viral (acute hemorrhagic)

Duration of illness

Adenovirus most common cause of viral conjunctivitis; also enterovirus and coxsackie. 

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