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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

Conjunctivitis
Condition	Isolation	Duration of Isolation	Comment
Acute viral (acute hemorrhagic)	Contact Standard	Duration of illness	Adenovirus most common cause of viral conjunctivitis; also enterovirus and coxsackie.

Coronaviruses HKU1, 229E, NL63, and OC43 (not SARS, MERS, nor virus associated with COVID-19 (SARS-CoV-2))
Condition	Isolation	Duration of Isolation	Comment
	Contact Droplet	Duration of Ilness

COVID-19 asymptomatic with test pending or test refused
Condition	Isolation	Duration of Isolation	Comment
	Droplet Standard		Follow Droplet/Standard precautions and other transmission-based precautions as needed while COVID-19 test pending.

COVID-19 confirmed, OR with signs/symptoms concerning for COVID-19 undergoing evaluation, OR COVID-19 exposed
Condition	Isolation	Duration of Isolation	Comment
	Novel Respiratory		Refer to clinical algorithms: Adult: adult covid-19 guidance ed-inpatient-ob-triage-birth-center-and-hospitalized-symptomatic Pediatric: Peds ED inpatient Algorithm If patient is receiving a continuous Aerosol Generating Procedure (e.g., high flow oxygen, non-invasive ventilation, mechanical ventilation, tracheostomy in place) negative pressure room preferred.

Coxsackie virus disease (see enteroviral infection)
Condition	Isolation	Duration of Isolation	Comment

Creutzfeldt-Jakob disease (CJD, vCJD)
Condition	Isolation	Duration of Isolation	Comment
	Standard		See IP 4.2 Policies and Procedures for patients with suspected or confirmed human prion disease (e.g., creutzfeldt-Jacob disease [CJD])

Crimean-Congo Fever (see Viral Hemorrhagic Fever)
Condition	Isolation	Duration of Isolation	Comment
	Airborne Contact Droplet Standard	Duration of illness	If this condition is suspected, IMMEDIATELY CONTACT: INFECTION PREVENTION (Business hours: 415-806-0269; non-business hours: Notify Nursing Supervisor) AND INFECTIOUS DISEASES. See also: https://www.cdc.gov/vhf/ebola/clinicians/index.html

Croup (infants and young children only)
Condition	Isolation	Duration of Isolation	Comment
When clinical syndrome suspected and/or no organism identified on further testing	Contact Droplet	duration of illness or until specific pathogen is known	Initiate isolation when test is ordered to rule out viral pathogens.

Cryptococcosis
Condition	Isolation	Duration of Isolation	Comment
(Cryptococcus neoformans)	Standard

Cystic Fibrosis
Condition	Isolation	Duration of Isolation	Comment
	UCSF Isolation	Entire hospitalization. HCW gown and gloves for all patient Contact + Standard, and mask with shield during respiratory treatments. Patients masked when outside hospital or clinic room during entire hospitalization	See additional guidance in Infection Prevention Manual 4.5 (https://infectioncontrol.ucsfmedicalcenter.org/45-cystic-fibrosis)

Cysticercosis
Condition	Isolation	Duration of Isolation	Comment
(Taenia sp., tapeworm)	Standard

Cytomegalovirus (CMV)
Condition	Isolation	Duration of Isolation	Comment
Any patient with CMV infection, including neontes and immunosuppressed children and adults	Standard

Decubitus ulcer, infected
Condition	Isolation	Duration of Isolation	Comment
Major	Contact Standard	Duration of illness	“Major” defined as “Dressing does not contain drainage adequately”
Minor or limited	Standard		“Minor” defined as “Dressing covers and contains drainage adequately”

Dengue
Condition	Isolation	Duration of Isolation	Comment
	Standard

Diarrhea
Condition	Isolation	Duration of Isolation	Comment
acute, of unknown etiology, infective etiology suspected	Enteric Contact Standard	Duration of illness	Hand Hygiene with soap and water (not alcohol based hand rub) is indicated until cause of diarrhea is determined.

Diphtheria (Corynebacterium diptheriae)
Condition	Isolation	Duration of Isolation	Comment
Cutaneous	Contact Standard	Until off antibiotics and 2 cultures collected at least 24 hours apart are negative	Contact Infection Prevention. Business hours: 415-806-0269; non-business hours: Notify Nursing Supervisor.
Pharyngeal	Droplet Standard	Until off antibiotics and 2 cultures collected at least 24 hours apart are negative	Contact Infection Prevention. Business hours: 415-806-0269; non-business hours: Notify Nursing Supervisor.

Ebola
Condition	Isolation	Duration of Isolation	Comment
	Airborne Contact Droplet Standard	Duration of illness	Immediately contact HEIP. Notify Nursing Supervisor) AND INFECTIOUS DISEASES. See also: https://www.cdc.gov/vhf/ebola/clinicians/index.html Additional resources are available on the ebola web page.

Echinococcosis (hydatid disease) (Echinococcus sp.)
Condition	Isolation	Duration of Isolation	Comment
	Standard

Encephalitis (or encephalomyelitis)
Condition	Isolation	Duration of Isolation	Comment
			Examples: varicella, herpes simplex, eastern, western, Venezuelan equine encephalomyelitis; St. Louis, California encephalitis. See specific etiologic agent

Endometritis
Condition	Isolation	Duration of Isolation	Comment
	Standard

Enterobiasis (Enterobius sp) (pinworm disease, oxyuriasis)
Condition	Isolation	Duration of Isolation	Comment
	Standard

Enterococcus sp
Condition	Isolation	Duration of Isolation	Comment
vancomycin resistant (VRE)	Standard
Vancomycin AND Linezolid resistant VRE	Contact Standard	Duration of hospitalization and upon readmission	Discontinuation will be determined by Infection Prevention on a case by case basis (i).

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