Risk factors for developing avascular necrosis include: Trauma. Injuries, such as hip dislocation or fracture, can damage nearby blood vessels and reduce blood flow to bones. Steroid use. High-dose use of corticosteroids, such as prednisone, is the most common cause of avascular necrosis that isn't related to trauma.
Blue Panther Jr. Blue Panther Jr. is the ring name of a Mexican luchador enmascarado, or masked professional wrestler, formerly known as Black Panther. He is working for the Mexican professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL) portraying a tecnico (Good guy) wrestling character.
The black panther is a commonly used name for a black specimen of a varied number of species. Typically the term panther. Usually in North America the term panther, will refer to the cougar or mountain lion. In Central America, this term will usually mean a Jaguar, and in other parts of the world it is used to refer to the leopard.