Dr Jeremy Jones â et al. Freiberg disease, also known as Freiberg infraction, is osteochondrosis of metatarsal heads. It typically affects the 2 nd metatarsal head (the third and fourth may also be affected).It can be bilateral in up to 10% of cases.reiberg disease, also known as Freiberg infraction, is osteochondrosis of metatarsal heads.
the human liver has 4 lobes: the right lobe and left lobe, which may be seen in an anterior view plus the quadrate lobe and caudate lobe, which may be seen on the visceral surface. 4.
Anatomy of the Liver. The liver is the largest and perhaps the most complex organ in the body. Your liver is made up of two main lobes, or sections, but that's just the beginning. There are many parts, all working together, that allow your liver to perform more than 300 functions.