Chilaiditi's sign and syndrome seem similar but are actually different entities, difficult to distinguish from each other. A 60-year-old female presented with a clinical scenario of intestinal obstruction, which was thought to be Chilaiditi's syndrome because of the unusual impression of gas under the diaphragm, but was confirmed as Chilaiditi's sign after laparotomy. The interposition of dilat...

The arcuate sign is a well described finding of fibular head avulsion at the insertion site of the arcuate complex. It has been associated with posterolateral corner knee injury and resulting instability. The authors report two patients presenting with the arcuate sign following knee dislocation, which has not been previously described. As unrecognized spontaneously reduced knee dislocation oft...

granulomatous mastitis (gm) is a rare breast disease with unknown etiology. clinical management strategies for gm include surgery, antibiotics, and steroid treatments. as patients with gm often respond to steroids, gm is thought to be an autoimmune disease. here we describe a case of trauma?induced gm that presented as autoimmune disease but was successfully treated by surgery without steroids....

Hematoma expansion in intracerebral hemorrhage is associated with poor clinical outcome. The 'spot sign' is a radiological marker that is associated with hematoma expansion, and thought to represent active extravasation of contrast. This case demonstrates the use of dynamic CT angiography in identifying the time-dependent appearance of a spot sign in a patient with warfarin-associated intracere...