◆◆ Adrenal masses are difficult to visualize on ultrasound but may be seen when …

◆◆ Adrenal masses are difficult to visualize on ultrasound but may be seen when large. The most common adre- nal mass is an adenoma.
◆◆ Complete adrenal characterization with ultrasound alone is difficult. Most masses should have further characterization with CT and/or MRI.