Dr Vandan H KumarFather of a 7 yr 4 m old boy4 years agoA. difficult to tell without examination as why there is a black mark because it can be either due to blood clot or sometimes it might be a part of some pigmentation due to a disease process or allergy so if it is not improving it is advisable to meet your doctor
RashmiMom of a 11 yr old girl4 years agoA. If It has developed recently audit is becoming big by any chance then in my opinion it would be best for you that you once taken advice from a dentist because they will monitor it well enough and then only you can come to know as to what could be the right reason behind it because it’s important to get it assessed before anything is correctly advice to you
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