 [ Symptoms ] i have a small brownish colored spot under my right breast and its been there for awhile what is it [ Disease ] herpes simplex virus can be spread in that manner if this person had herpes and you were susceptible to getting it since many people have antibodies for herpes already from a past infection even from a child you may not be susceptible if you are then keep in mind that not all exposed people will get it if you were exposed only time will tell herpes can take several weeks to a few months after exposure before you may see an herpetic break out sadly brushing your teeth using listerine and wiping off that pipe beforehand did not lower your risk