URL of this page: //medlineplus.gov/ency/article/000713.htm. A subdural hematoma is a collection of blood between the covering of the brain (dura) and the surface of the brain. A subdural hematoma is usually the result of a serious head injury. When it occurs this way, it is called an acute subdural hematoma. Acute subdural hematomas are among the deadliest of all head injuries. The bleeding fills the brain area very rapidly, compressing brain tissue.
Mitering Inside Corners. 1  1. Measure the angle of the corner. 2  2. Set a compound miter saw with the correct angles. 3  3. Cut the right inside corner.  4. Set the miter saw angle 1  again. 5. Cut the left inside corner.  6. Fit the two pieces together before nailing them in place.
1 Be careful not to get any glue on the mirror. 2  If you are using rosettes, glue them into each corner. 3  Weight the mirror with a piece of plywood, and let the glue set for about 24 hours. 4  Cover the molding with towels to protect the wood while the glue dries. Assemble the frame on a flat surface: Paint the inside of the corners with construction adhesive or wood glue, and then use painters' tape to hold the pieces together temporarily. 2  After the adhesive dries, fill in any gaps in the miters with Spackle or wood putty. 3  After the spackle dries, paint the frame, if you wish.