Smashing Pumpkins frontman Billy Corgan has responded to fans who don’t believe he has a birthmark on his hand. The guitarist answered the question “why is your hand purple” in a recent video on the ...

An eight-month-old British baby’s fast-growing mark on the ear was misdiagnosed by doctors as a birthmark, but on the mother’s insistence, an MRI scan confirmed a rare and aggressive vascular tumour.

When Kaylee DesRoches was born, the right side of her heart hadn't grown. "Basically she has a half of a heart," her mom, ...

AT first, doctors dismissed the growing mark on Natalie Brooks’ newborn baby Brontë’s ear as nothing more than a birthmark.

Discover the facts about CLOVES syndrome—an extremely rare genetic disorder with complex symptoms and challenging diagnosis.