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Tuesday, January 06, 2009

All patients with pneumonic plague including suspected cases should be isolated

Question 41
Isolation not useful for all except
a. Mumps
b. Measles
c. Hepatitis A
d. Pneumonic plague 
Answer
d. Pneumonic Plague
Reference
Park 18th Edition Page 236
QTDF
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Status
Repeat
Discussion
Although most bubonic plague patients are non-infectious, isolation is recommended whenever possible. All patients with pneumonic plague including suspected cases should be isolated
Explanation
Self Explanatory
Comments
The Periods of isolation recommended for various diseases are
Disease
Duration of Isolation
Chicken Pox
Until all lesions are cured. 6 days after the onset of rash
Measles
From the onset of catarrhal stage through 3rd day of rash
German Measles
None, except that women in first trimester or sexually active, non-immune women in child bearing years not using contraceptive measures should not be exposed
Cholera
3 days after tetracyclines started
Diphtheria
Until 48 hours after treatment
Shigellosis
Salmonellosis
Until 3 consecutive negative stool cultures
Hepatitis A
3 weeks
Influenza
3 days after onset
Polio
2 weeks for adults 6 weeks for paediatric cases
Tuberculosis Sputum Positive
Until 3 weeks of effective chemotheraphy
Herpes Zoster
6 days after onset of rash
Mumps
Until swelling subsides
Pertussis
4 weeks or until paroxysms cease
Meningococcal Meningitis
Until the first 6 hours of effective antibiotic therapy
Streptoccal Pharyngitis
Tips
Quarantine is voluntary or compulsory isolation, typically to contain the spread of something considered dangerous, often but not always disease. The word comes from the Italian (17th Century Venetian) language Italian quarantena, meaning forty day period.

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