PCS 181 Lecture Notes - Lecture 1: Trichomoniasis, Penicillin, Syphilis
22 Apr 2018
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Document Summary
Overview of stis in the us and canada. Pathogenic agents causing stis include viruses, parasites and bacteria. High sti rates are among adolescents and young adults (15-24) Females suffer long-term consequences because 1) anatomy of the vagina is susceptible to virus and bacterial penetration and 2) symptoms may not be seen as quickly. African americans bear a lot of stis: less access to sti testing from low ses, high rates of incarceration, social discrimination. Hiv is a viral infection weakens immune system aids. Opportunistic infection infection that occurs when the immune system isn"t working: cd4+ t-cells illicit immune response and a low cell count leads to a poor immune system. Vulnerable population to hiiiv: gay men injection drug users, street youth, fnp. Many routes of hiv transmission: sex, sharing needles, from mother to child. Hiv virus invades cd4+ t-cells making it a host to divide. Combination antiretroviral therapy using antiretroviral medication to treat hiv (prevents viral entry and replication)
