The microabscesses have yellow centers and prominent hyperemic borders 微小脓肿中心是黄色，外周明显充血。
2.
The cut surface of this kidney demonstrates many small yellowish microabscesses 肾脏切面上有许多黄色微小脓肿。
3.
Here is a kidney with much more the surfaces of both kidneys demonstrate multiple microabscesses from hematogenous spread of a bacterial infection 双侧肾脏表面见大量微小脓肿，它们是细菌感染后血行播散造成的。
