CASE HISTORY / CLINIC:
45-year-old female patient who had breast cancer two years ago.


FINDINGS:
Homogenous shadow in the right costodiaphragmatic recess. Compare the right with the left costodiaphragmatic angle. Homogenous right paracardiac shadow in the right interlobar fissure stretching between the middle and the lower lobes.
Take note of how the fluid stretches in the interlobar fissure. Patient has had a right mastectomy - compare the left with the right rectangle. The nipple marker on the left is not demonsrated on the right, likewise the breast shadow on the left is not seen on the right.


DIAGNOSIS:
Pleural effusion in the right costodiaphragmatic recess and status post right mastectomy.
Trapped effusion with dystelectasis of the right middle and lower lobes as a result of compression.



Web resources:

1) AHC-Consilium
2) RWTH Aachen
3) Chorus
4) Medicine worldwide
5) Learning radiology