A 19-Year-Old Man Comes to the Office with an Ulcer

A 19-year-old man comes to the office with an ulcer on his penis.  The patient first noticed the lesion 3 days ago.  His temperature is 37.1 C (98.8 F) .  Physical examination shows an indurated and painless ulcer near the glans penis, with no surrounding erythema and no inguinal lymphadenopathy.  The patient is a college student.  He has no significant past medical history and takes no medications.  He has no known drug allergies.  The first-line treatment for this patient has structural similarities with which of the following?

A) D-alanine-D-alanine
B) D-glutamic acid-D-glutamic acid
C) Folic acid
D) L-alanine-D-glutamine
E) N-acetylglucosamine
F) N-acetylmuramic acid

Correct Answer:

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Access For Free