INTRAMAMMARY LYMPH NODE (NORMAL)

• Ovoid or reniform shape with circumscribed margins
• Normal size <1cm
• Hilar fat present
• Usually adjacent to a vein
• Typically T2 hyperintense on MRI
• May show suspicious findings on kinetic curve assessment (washout)

Related Radiology Article: Bitencourt AG, Ferreira EV, Bastos DC, Sperandio VA, Graziano L, Guatelli CS, Albuquerque ML, Souza JA, Marques EF. Intramammary lymph nodes: normal and abnormal multimodality imaging features. The British Journal of Radiology. 2019 Nov;92(1103):20190517.