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.
Panther Classification and Evolution. The Panther (also commonly known as the Black Panther) is a large member of the Big Cat family, native to Asia, Africa and the Americas. The Panther is not a distinct species itself but is the general name used to refer to any black coloured feline of the Big Cat family, most notably Leopards and Jaguars.