Medically reviewed by Casey Gallagher, MD Flat warts (verruca plana) are small, slightly raised bumps that appear in clusters. They're caused by the human papillomavirus (HPV), a group of more than ...

Her instincts proved correct when what was initially misdiagnosed as a wart turned ... saw her friends after her first operation, she told them, 'I've had my little ball removed'." ...

My abuelita told me that to get rid of warts all you needed to do is to pee on it. I had also heard that rubbing a potato or a penny on it will get rid of it, too. So which one is true?