Splitted papule at corner of mouth is seen in:

 # Splitted papule at corner of mouth is seen in 

A. Primary syphilis 

B. Secondary syphilis 

C. Recurrent herpetic stomatitis 

D. Recurrent herpes labialis 

The correct answer is B. Secondary syphilis.

Typical oral lesions in secondary syphilis are described as a mucous patch, which presents as thickened whitish plaque affecting the oral mucosa. Necrosis and sloughing may occur. Commonly affected sites include the tongue, lip, buccal mucosa, and palate. These patients may also present with mucosal ulcers and erythematous macular lesions.

Ref: Burket's Oral Medicine