Exploring the Application of Contrast‐Enhanced Ultrasound in ACR BI‐RADS 4A Lesions (≤ 2 cm): A Prospective Multicenter Study in China

Key Points

• This research aims to evaluate the effectiveness of contrast‐enhanced ultrasound for ACR BI‐RADS 4A lesions.
• Conducted a prospective multicenter study
• Focused on lesions measuring ≤ 2 cm
• Performed in a clinical setting across multiple centers in China.
• Demonstrated potential improvements in the diagnostic accuracy for 4A lesions using contrast‐enhanced ultrasound.