1. Appearing with greater brightness or signal intensity than surrounding tissue on a medical imaging scan (especially MRI or CT).
Usage: medical/radiological term; commonly used in radiology reports and clinical contexts

Examples

• The MRI revealed a hyperintense lesion in the patient's brain.
• A hyperintense signal on T2-weighted imaging suggested fluid accumulation.
• The radiologist noted several hyperintense areas in the spinal cord.
• Hyperintense white matter changes are common in older patients.
• The tumor appeared hyperintense compared to the surrounding normal tissue.