ZEPHYR / SCIENCE PHOTO LIBRARY ZEPHYR / SCIENCE PHOTO LIBRARY
Calcification in the knee. X-ray of a section through the knee of a 40-year-old patient with knee pain, showing calcification of the meniscus (centre) - the thin oval plate of fibrocartilage that protects the ends of the bones from rubbing on each other.
Model release not required. Property release not required.