Lymph node measurements in 33-year-old woman for bilateral screening breast ultrasound (IMAGE)

American Roentgen Ray Society

Lymph node measurements in 33-year-old woman for bilateral screening breast ultrasound

Caption

Left: Transverse image of left axilla on initial breast ultrasound, 19 days after first dose of Pfizer COVID-19 vaccination to left upper extremity, demonstrates increased cortical thickness of 4 mm (arrow). Right: Transverse image of left axilla on follow-up ultrasound, 100 days after first COVID-19 vaccine dose, demonstrates cortical thickness of 2 mm (arrow), consistent with resolution of left axillary lymphadenopathy (arrow). Patient underwent second dose 2 days after initial ultrasound.

Credit

American Roentgen Ray Society (ARRS), American Journal of Roentgenology (AJR

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