SyphilisSyphilis, CutaneousSyphilis SerodiagnosisTreponema pallidumSyphilis, CongenitalPenicillin G BenzathinePressure UlcerChancreNeurosyphilisPenicillin G ProcainePeriostitisOral UlcerReaginsErythema MultiformeYawsAgeusiaFacial DermatosesSyphilis, LatentPenicillin GChorioretinitisHomosexualityButtocksIschiumParaplegiaSacrococcygeal RegionHerpes LabialisAntibodies, BacterialSyphilis, CardiovascularSkinBedsWheelchairsScabiesSpinal Cord InjuriesAnti-Bacterial AgentsMeningomyeloceleSurgical FlapsBandagesAntitreponemal AgentsPregnancy Complications, InfectiousSexually Transmitted DiseasesHomosexuality, MalePrevalenceGonorrheaAttention Deficit and Disruptive Behavior DisordersTreponema Immobilization TestFluorescent Treponemal Antibody-Absorption TestNursing HomesPressureHIV Infections