A 48-year-old man with a crusted plaque on the left side of the neck: challenge.
Department of Pathology, University Hospital of the University of Texas Health Science Center, San Antonio, TX 78229-3900, USA.
Neil E
NE
Fuehrer
Betsy J
BJ
Furukawa
Catherine L
CL
Kowalewski
Jose
J
Cadena-Zuluaga
Larry E
LE
Becker
Martin P
MP
Fernandez
D001706:Biopsy; D002601:Chancre / Q000150:complications / Q000175:diagnosis* / Q000382:microbiology; D003937:Diagnosis, Differential; D006801:Humans; D007124:Immunoenzyme Techniques; D017512:Lichenoid Eruptions / Q000209:etiology / Q000382:microbiology / Q000473:pathology*; D008297:Male; D008875:Middle Aged; D009181:Mycoses / Q000175:diagnosis; D009333:Neck; D012878:Skin Neoplasms / Q000175:diagnosis; D013588:Syphilis Serodiagnosis; D013591:Syphilis, Cutaneous / Q000150:complications / Q000175:diagnosis* / Q000382:microbiology; D014210:Treponema pallidum / Q000276:immunology / Q000302:isolation & purification; D014382:Tuberculosis, Cutaneous / Q000175:diagnosis