Immune System


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{"ops":[{"insert":"A 42 year old man presents with several painless penile ulcers for 2 months.\n\nThese initially manifested as painless nodules, which then evolved into ulcers over the course of a month.\n\nImmediately prior to this, he had traveled to South Africa, where he engaged in several unprotected sexual encounters.\n\nHis medical and surgical histories are otherwise unremarkable.\n"},{"insert":"\n"},{"insert":{"image":"\/storage\/case-images\/pd\/PD-M-212_en.png"}},{"insert":"\n"}]}

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