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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

Herpes zoster (see varicella zoster)
Condition	Isolation	Duration of Isolation	Comment
			See varicella zoster

Histoplasmosis
Condition	Isolation	Duration of Isolation	Comment
	Standard

Hookworm disease (ancylostomiasis, uncinariasis) (Ancylostoma duodenale, Necator americanus)
Condition	Isolation	Duration of Isolation	Comment
	Standard

Human metapneumovirus
Condition	Isolation	Duration of Isolation	Comment
	Contact Droplet	Adult and Pediatric hematology/oncology/BMT patients: Duration of illness AND retest is negative. All other patients: Duration of symptoms

Impetigo
Condition	Isolation	Duration of Isolation	Comment
	Contact	Until 24 hours after initiation of effective therapy

Infectious mononucleosis
Condition	Isolation	Duration of Isolation	Comment
	Standard

Influenza (A, B, or unknown subtype); seasonal influenza
Condition	Isolation	Duration of Isolation	Comment
Benioff Children's Hospital and Pediatricts	Contact Droplet	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.
Adult Services	Droplet	Adult 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.

Influenza, Avian (e.g., H5N1, H7N9)
Condition	Isolation	Duration of Isolation	Comment
Adult Services, Benioff Children's Hospital and Pediatrics	Airborne Contact Droplet	Pediatric hematology/oncology/BMT patients: Duration of illness AND retest is negative. All other patients: Duration of illness	If this condition is suspected, Contact + Standard INFECTION PREVENTION (Business Hours: 415-806-0269; Non-Business Hours: Notify Nursing Supervisor) AND INFECTIOUS DISEASE IMMEDIATELY.

Kawasaki syndrome
Condition	Isolation	Duration of Isolation	Comment
	Standard

Lassa fever (see Viral Hemorrhagic Fevers)
Condition	Isolation	Duration of Isolation	Comment

Legionella (Legionnaires’ disease)
Condition	Isolation	Duration of Isolation	Comment
(Legionella sp.)	Standard

Leprosy
Condition	Isolation	Duration of Isolation	Comment
(Mycobacterium leprae)	Standard

Leptospirosis
Condition	Isolation	Duration of Isolation	Comment
(Leptospira sp.)	Standard

Lice
Condition	Isolation	Duration of Isolation	Comment
Head lice (pediculosis)	Contact Standard	24 hours after treatment (shampoo or oral medication)	Comb patient's hair with metal, long-toothed nit comb (available from Pharmacy) at least daily x 2 wks Change patient gown and linen post treatment Guidance at https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/HeadLice.aspx Also, please see Lice Tip Sheet
Body lice	Standard
Pubic lice	Standard

Listeriosis
Condition	Isolation	Duration of Isolation	Comment
(Listeria monocytogenes)	Standard

Lyme disease
Condition	Isolation	Duration of Isolation	Comment
(borreliosis, Borrelia burgdorferi)	Standard

Lymphocytic choriomeningitis
Condition	Isolation	Duration of Isolation	Comment
	Standard

Lymphogranuloma venereum
Condition	Isolation	Duration of Isolation	Comment
	Standard

Malaria
Condition	Isolation	Duration of Isolation	Comment
	Standard

Marburg virus disease (see Viral Hemorrhagic Fevers)
Condition	Isolation	Duration of Isolation	Comment
included in hemorrhagic fevers

Measles
Condition	Isolation	Duration of Isolation	Comment
(Rubeola), all presentations	Airborne	Until 4 days after onset of rash; duration of illness in immune compromised	Immediately contact HEIP. Susceptible heatlhcare personnel (HCP) should not enter room if immune HCP are available, regardless of presumptive evidence of immunity. HCP should use respiratory protection that is at least as protective as a fit-tested N95 respirator upon entry into the care area. Additional resources, including for testing, are available on the measles web page.

Meloidosis, all forms
Condition	Isolation	Duration of Isolation	Comment
(Burkholderia (Pseudomonas) pseudomallei)	Standard		Notify the Microbiology laboratory when submitting specimens for culture from patients known or suspected to have this disease (353-1268)

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