Possible is a fictional character who appears in the animated television series Kim Possible. Created by Bob Schooley and Mark McCorkle, the character debuted in the show's pilot episode,  Crush , which premiered on the Disney Channel on June 7, 2002.
A subdural hematoma occurs when a blood vessel near the surface of the brain bursts. Blood builds up between the brain and the brain's tough outer lining. The condition is also called a subdural hemorrhage. In a subdural hematoma, blood collects immediately beneath the dura mater. The dura mater is the outermost layer of the meninges.
Hematoma (Definition) 1  A scalp hematoma is a condition in which there has been bleeding between the scalp and the skull, and the blood is trapped under the scalp, forming a blood-filled bulge. 2  A subdural hematoma (sdh) occurs between the brain and the lining of the brain- the dura.