A hypoechoic mass is tissue in the body that’s more dense or solid than usual. This term is used to describe what is seen on an ultrasound scan. Ultrasound uses sound waves that are absorbed by ...

Hypoechoic masses with irregular shapes in breast sonograms are suspicious. Some benign masses can be hypoechoic and may look like cancer. Ultrasound operators use special techniques to tell the ...

Elevated thyroid hormone levels, hypoechoic mass found in middle-aged woman. Issue: July 2013. BySwetha L. Kommareddy, MD. Add topic to email alerts Receive an email when new articles are posted on .

Hypoechoic masses tend to be hypovascular. (Enlarge Image) Figure 6. Ultrasound of the liver reveals multiple echogenic masses due to metastatic breast cancer.

In this Case Study, Morris and Guimaraes present a 28-year-old man with left orchitis and an incidentally discovered right focal testicular mass. The authors suggest that, for a suspicious mass in ...

This identifies the swollen injured area as a hypoechoic mass, measuring 5.0 × 1.8 cm, with evidence of internal septation and increased vascularity.

A 58-year-old female was self-referred 6 years ago for a second opinion regarding her hyperparathyroidism. She was told of an elevated parathyroid hormone of 97 pg/mL and 24-hour urinary calcium ...

A hypoechoic nodule is a type of thyroid nodule that appears dark on an ultrasound scan. In some cases, it may become cancerous. Learn more here.

A thyroid ultrasound examination revealed a dyshomogeneous and hypoechoic mass (1.5 × 0.8 cm) in the left thyroid lobe that exhibited an irregular and poorly defined border (Figure 1A).

Mammography confirmed a round mass with irregular margins; ... An ultrasound image (Panel E) confirms the presence of a solid, irregular, hypoechoic mass, measuring 2.5 cm by 1.5 cm.

Chen, H. and Xu, W. (2025) Ultrasound Revealed Right Atrial Tumor Thrombus in a Patient with Superior Vena Cava Syndrome: A Case Report. Yangtze Medicine, 9, 125-130. doi: 10.4236/ym.2025.92010 .

Background A 56-year-old man presented to a urology clinic with a painless left-testicular mass of unknown duration. On physical examination, a firm mass measuring 2 cm × 2 cm and involving the ...