<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have noticed multiple skin moles popping up on my body. And they look different from the ones I already had. Also, Im constantly battling with acne or pimples, and now I have this strange skin lesion thats not going away, and a skin rash as well. What is wrong with me?  <response>: You might be suffering from a skin pigmentation disorder known as Melasma. Its characterized by the appearances of brown, grey, or black patches on the skin, skin moles, acne or pimples, skin lesions, and rashes. 