diapiresis

di·a·pi·re·sis

(dī'ă-pī-rē'sis), Passage of colloidal or other small particles of suspended matter through the unruptured walls of the blood vessels.
See also: diapedesis. [G. diapeirō, to drive through, fr. peirō, to pierce]

di·a·pi·re·sis

(dī'ă-pī-rē'sis) Passage of colloidal or other small particles of suspended matter through the unruptured walls of the blood vessels.
See also: diapedesis[G. diapeirō, to drive through, fr. peirō, to pierce]