Subperiostealis

Subperiostealis refers to a type of bone growth that occurs beneath the periosteum, the outer layer of bone tissue. This growth pattern is characterized by the deposition of new bone on the inner surface of the periosteum, rather than the outer surface. This process is often observed in the growth and repair of bones, particularly in children and during the healing of fractures.

In children, subperiostealis growth is a normal part of skeletal development. It allows for the expansion of the bone in length and width, contributing to the overall growth of the skeleton. This type of growth is facilitated by the periosteum, which produces osteoblasts, cells responsible for bone formation. The new bone is deposited in layers, with each layer being added to the inner surface of the existing bone.

During the healing of fractures, subperiostealis growth can also play a role. After a fracture, the periosteum is often intact, and it can continue to produce osteoblasts, leading to the formation of new bone on the inner surface of the fractured bone. This process helps to stabilize the fracture and contributes to the eventual repair and healing of the bone.

Subperiostealis growth is a dynamic process that involves the coordinated activity of the periosteum and the underlying bone tissue. It is an essential mechanism for bone growth and repair, ensuring the maintenance and integrity of the skeletal system.