Which ultrasound finding is indicative of appendicitis?

An enlarged, non-compressible appendix is a key ultrasound finding indicative of appendicitis. In the case of appendicitis, the inflammation results in swelling of the appendiceal wall, which can be visualized on ultrasound. This enlargement, combined with the inability to compress the appendix during ultrasound examination, suggests the presence of acute inflammation. Clinicians often look for these specific characteristics when diagnosing appendicitis, as they are crucial indicators of the condition.

Other findings, such as fluid accumulation in the abdomen, can occur due to various reasons and are not exclusively indicative of appendicitis. Similarly, a thickened gallbladder wall is suggestive of gallbladder disease, and an obstruction in the bowel is related to a different set of gastrointestinal issues. Therefore, while these other findings may present in patients, they are not specific to appendicitis like an enlarged, non-compressible appendix is.