yd16.jpg (42793 bytes) 16.Microscopically, the fibrinous exudate is seen to consist of pink strands of fibrin jutting from the pericardial surface at the upper left.Below this, there are a few scattered inflammatory cells.

16.镜下,最左边为纤维素渗出呈粉红色带状围绕心外膜,下方有散在的炎细胞。