The outward passage of cells through intact blood vessels.
The passage of blood or of leukocytes through the unruptured walls of the blood vessels.
The movement of white blood cells through the walls of the capillaries into tissues in the development of inflammation.
Passage of blood cells through the intact walls of the vessels that contain them.
Migration of cells through the walls of blood capillaries into the tissue spaces. Diapedesis is an important part of the reaction of tissues to injury.
The movement of white blood cells and other cells out of small arterioles, venules, and capillaries as part of the inflammatory response. The cells move through gaps between cells in the vessel walls.