Sudden enlargement of moles may be caused by self-growth, local irritation, malignant changes, etc., which requires timely medical treatment to clarify the condition.
1. Self-growth: usually moles will stabilize when they reach a certain size, but small moles will grow gradually.
2. Local stimulation: when moles are stimulated by repeated friction, it may stimulate the growth of pigmented moles, especially moles on the soles of the feet and palms of the hands, which are easy to be stimulated by friction, and then moles will increase in size.
3. Malignant transformation: If the mole suddenly becomes bigger and grows rapidly, it can be considered whether malignant transformation occurs. Patients need to consult a doctor in time and complete relevant examinations to find out whether the mole has become malignant.
If a mole suddenly becomes bigger, it is recommended that the patient should consult a doctor in time, complete the relevant examination, clarify the cause of the disease, and follow the doctor’s instructions to carry out professional treatment, avoiding self-medication, which will bring about adverse consequences.