Ascites with drainage
Ascites. Simple fluid is anechoic on ultrasound, and so will appear black on the image. This woman with alcoholic cirrhosis has recurrent large volume ascites which results in respiratory distress, requiring repeated ultrasound-guided drainage procedures. In this image, you can see the anechoic fluid deep to the abdominal wall, and you can see the drainage catheter being advanced into the ascites (arrow).