Biology 1290B Chapter Notes - Chapter 14: Treponema Pallidum, Rash, Smallpox
20 Feb 2018
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Chapter 14: sexually transmitted & contact transmitted bacterial diseases. Hutchinson"s triad (deafness, impaired vision, notched/peg- shaped teeth: no immunity developed from prior infection, no vaccine, safe sex practice, penicillin, observation of spirochetes via fluorescence or dark-field microscopy. Lymphogranuloma venereum: sti caused by serotypes of c. trachomatis, more common in males than females, fever, malaise, swelling/tenderness of groin lymph nodes, prevalent in southeast asia, central & south america, treatment w/ antibiotics. Urinary tract: main resident bacterial genera known to colonize urethra, corynebacterium, streptococcus, staphylococcus, bacteroides, others: peptostreptococcus, prevotella, porphyromonas. Urethritis: pathogens in gut contaminate area around urtethra, ex: e. coli travels from lower intestine and anus to vagina, antibiotics given for bacterial infections, stis causing urethritis prevented by condoms. Pyelonephritis: pathogen passes through ureters to infect kidney tissue, symptoms: chills, fever, pain in lower back, nausea, vomiting, medical attention & antibiotic therapy needed.
