Sentence examples for well-defined margin from inspiring English sources

A well-defined margin and the presence of the split-fat sign suggest benignity [39].

The classical imaging features on grey scale include oval or lobulated extra-thyroidal hypoechoic lesions with a well-defined margin.

N.A N.A Mass excision 5 × 5 × 1.5 10 Eyssartier et al. 2013 15 months Left 17 4 US: echogenic solid lesion with well-defined margin.

The CT findings demonstrated that the tumor, later identified as AAM, had a well-defined margin and an attenuation less than that of a muscle [11].

A normal or benign-appearing axillary lymph node should have an oval or lobulated shape and a smooth, well-defined margin.

The optic disc was pink with well-defined margin and cup-disc ratio of 0.5.

Also, the deposits of debris flows are usually lobate and have well-defined margins often marked by distinct ridges.

Well-defined margins but indistinguishable from liposarcoma on imaging.

It has well-defined margins and is smooth, round or oval, and lobulated.

For example, benign lesions tend to have homogeneous signal and well-defined margins while malignant soft tissue lesions tend to demonstrate less well-defined margins, lobulation, fascial oedema, haemorrhage and necrosis (hence heterogeneous signal and enhancement) [59, 60].

On contrast-enhanced CT they usually appear as solid masses with heterogeneous enhancement pattern and ill- or well-defined margins.