ANTH 2450H Lecture Notes - Lecture 7: Treponema Pallidum, Saddle Nose, Protozoa
15 Dec 2016
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Document Summary
Anth 2450 02/03/16- lecture 7: syphilis, the secret plague. Treponema pallidum corkscrew shape treponematoses: endemic syphilis (bejel), Endemic syphilis: skin to skin contact, hot/arid, most prevalent in children, skin lesions, can progress to bones. Yaws: hot/humid environments, most prevalent in children, skin to skin contact, lesions on skin, tibia can be affected as well as destruction of bone around the nasal cavity. Pinta: skin to skin, hot environments, rural environments, affects primarily older children/adolescents, doesn"t affect skeleton, just skin lesions. Venereal syphilis: 3 stages primary: chancre, wound of entry typically on the genitals. Secondary: skin rash occurs, skin rash disappears, syphilis goes into dormant phase tertiary: bones begin to be affected, neurological symptoms, damage to organs, affects primarily cranium, skull, and the tibia. Saddle nose nose has sunken in, characteristic sign of venereal syphilis. Can be transmitted congenitally causing dental deformations such as hutchinson"s incisors, and mulberry molars.
