Axillary Lymphadenopathy on Ultrasound after COVID-19 Vaccination and Its Influencing Factors

Conclusion: COVID-19 vaccine-related axillary lymphadenopathy on ultrasound is common. mRNA type, an interval of 4 weeks, younger age, and first dose were the important factors. Breast clinicians should be well aware of these side effects when performing imaging examinations and provide accurate information to patients.

Source: Journal of Clinical Medicine