For which of the following conditions would ascites NOT be expected?

Ascites refers to the accumulation of fluid in the abdominal cavity and is commonly associated with conditions that cause increased pressure in the portal circulation or impaired liver function. In chronic liver disease, heart failure, and pancreatic cancer, the mechanisms involved can lead to fluid buildup and subsequently, ascites.

Chronic liver disease often results in portal hypertension, which causes fluid to leak from the blood vessels into the abdominal cavity. Heart failure can lead to congestion in the liver and increased hydrostatic pressure, also resulting in ascites. Similarly, pancreatic cancer may obstruct surrounding structures and lead to changes in fluid balance, promoting ascites as well.

On the other hand, influenza is an infectious respiratory illness that primarily affects the lungs and has no direct relation to fluid accumulation in the abdomen. While it can lead to complications, ascites is not a typical finding in patients with influenza. Therefore, among the presented options, influenza is the condition for which ascites would not be expected.