Biomed-Measles

Epidemic

A sudden increase in the number of cases in a disease within a population (larger geographical area).

Sporadic

A disease that occurs infrequently and irregulary (rabies, plague).

Outbreak

Sudden increase in the occurrence of disease in a localized area.

Pandemic

An epidemic that has spread across several countries or continents and affects a large number of people.

Endemic

A disease perpetually present in a population within a specific geographical area (follows a seasonal pattern).

If measles has a vaccine why is it now a big deal?

Low vaccination rates cause spreading of virus.

What is measles?

A highly contagious virus that mainly affects the respiratory system.

How is measles spread?

Measles is an airborne virus caused by direct contact with other infected person. The virus can survive in air for 2 hours.

High risk categories of measles

Children younger than 5, anyone not vaccinated, pregnant women, those with weakened immune systems.

Measles severe complications

Pneumoia (1 in 30)- fluid in lungs (most common cause of death in infected children). Encephalitis (1 in 100)- swelling of the brain. Death - caused by above. For unvaccinated pregnant women- measles can lead to premature birth and/or low birth weight in baby

How U.S. has controlled measles

95% vaccination rate leads to herd immunity (surround weaker population w/ vaccinated population to protect).

Measles Amnesia

Measles attack body’s immune system and destroys memory cells which leaves body more vulnerable and clueless on how to fight other illnesses.

Memory Cells

Remember prior pathogens (viruses) so body will fight re-infections quicker.