Periostitis blade of a horned dinosaur. Periostitis Periostitis, also known as periostalgia, is a medical condition caused by inflammation of the periosteum, a layer of connective tissue that surrounds bone. The condition is generally chronic, and is marked by tenderness and swelling of the bone and pain. Acute periostitis is due to infection, is characterized by diffuse formation of pus, severe pain, constitutional symptoms, and usually results in necrosis. It can be caused by excessive physical activity as well, as in the case of medial tibial stress syndrome (also referred to as tibial periostalgia, soleus periostalgia, or shin splints). Congenital infection
Dorothy (given name) Dorothy (given name) Dorothy is a female given name. It comes from Greek Δωροθέα ("Dōrothéa") meaning "God's Gift", from δῶρον ("dōron"), "gift" + θεός ("theós"), "god". Although much less common, there are also male equivalents in English such as "Dory" from the Greek masculine Δωρόθεος ("Dōrótheos"). Also, the given names Theodore and Theodora are derived from the same two Greek root words as Dorothy, albeit reversed in order. The name is variously abbreviated to "Dot", "Dotty" and "Doll". Dorothy was a less common variant of Dorothea, until it became more common and one of the top 10 most popular girl's