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The Effect of Medical Advances on Insurance ... - Actuary.com

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TB Infecti<strong>on</strong> Cycle<br />

• Exposure to symptomatic infected pers<strong>on</strong><br />

• Infecti<strong>on</strong> (silent) –> > positive PPD skin test<br />

- usually not infectious<br />

- treatment goal - prevent disease<br />

• Symptomatic Disease -> > cough, weight loss,<br />

fever, etc. – infectious stage<br />

- treatment goal: cure disease<br />

- lack <str<strong>on</strong>g>of</str<strong>on</strong>g> treatment: illness, c<strong>on</strong>tagi<strong>on</strong>, death<br />

- inadequate treatment: illness, resistant<br />

TB forms arise, c<strong>on</strong>tagi<strong>on</strong>, death

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