Instructions: Given an abstract, indicate which of the provided candidate titles (Option1 and Option2) best describes it (respond with the text of the title, not option1/2).
Input: Abstract: We describe a patient with secondary syphilis and facial skin lesions which resembled Sweet's syndrome clinically and histologically. We suggest serological tests for syphilis in patients with Sweet's syndrome. 
 Which is the apt title for the abstract? option1: Secondary syphilis mimicking Sweet's syndrome. option2: The rationale of using the rhomboid fasciocutaneous transposition flap for the radical cure of pilonidal sinus.
Output:
Secondary syphilis mimicking Sweet's syndrome.