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Primary syphilis

syphilis that is the first stage of syphilis, marked by the development of a chancre, which is characterized by mononuclear leukocytic infiltration, macrophages, and lymphocytes

Pronunciation
/ˈprʌɪməri ˈsɪfɪlɪs/
/ˈpraɪˌmɛri ˈsɪfələs/