NOTE: The information regarding Saint Lucia on this page is re-published from the 2017 World Fact Book of the United States Central Intelligence Agency. No claims are made regarding the accuracy of Saint Lucia 2017 information contained here. All suggestions for corrections of any errors about Saint Lucia 2017 should be addressed to the CIA.
The difference between quarantine and isolation can be summed up like this: 1  Isolation applies to persons who are known to be ill with a contagious disease. 2  Quarantine applies to those who have been exposed to a contagious disease but who may or may not become ill.he difference between quarantine and isolation can be summed up like this: 1  Isolation applies to persons who are known to be ill with a contagious disease. 2  Quarantine applies to those who have been exposed to a contagious disease but who may or may not become ill.
1 Pathologya strict isolation imposed to prevent the spread of disease.  Pathologya period, originally 40 days, of detention or isolation imposed upon ships, persons, animals, or plants on arrival at a port or place, when suspected of carrying some infectious or contagious disease.