DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Hamartoma growth on a 17-year-old boy's knee. This hamartoma has epithelial and connective tissue elements. A hamartoma is a disorganised mass of malformed tissue, similar to a cancer but not malignant. Large or unsightly harmartomas can be surgically removed.
Model release available. Property release not required.