대한초음파의학회

[Breast] 56 Years/F, An incidentally detected mass on US Ji Soo Choi 2026-07-25
Subspecialty	Breast
Classification	Tumor
Difficulty	Rare case
Modality	US, MR
Right nipple on US Left nipple on US Left nipple on US Left nipple on Doppler US T1 early DCE_subtracted
퀴즈 응모 기간	2026-07-25 ~ 2026-08-09
Questions	A 56-year-old woman with newly diagnosed right breast cancer. An incidentally detected mass in the left nipple is seen on US and MRI. What is the diagnosis?
Diagnosis	Answer Epidermal inclusion cyst Intraductal papilloma Invasive carcinoma Nipple adenoma Paget disease ※ 개인정보의 수집 및 이용목적 대한초음파의학회는 증례토론 퀴즈 진행을 위해 개인정보를 요구하고 있습니다. 아이디, 성명, 소속을 필수입력사항으로 수집하고 있습니다. ※개인정보의 보유 및 이용기간 회원님의 개인정보는 대한초음파의학회에서 계속 보유하며 서비스 제공을 위해 이동하게 됩니다. 동의합니다

ANSWER
Answer	Nipple adenoma
Comments	Imaging - Circumscribed, solid mass within nipple on US/MRI - Often mammographically occult - May show hypervascularity on US avid enhancement on MRI Pathology - Less discrete proliferation of the nipple epithelium with varying degrees of adenosis, ductal and/or papillary hyperplasia, apocrine or squamous metaplasia, dilated ducts, and keratin cysts Clinical issues - Middle-aged women with nipple swelling, erosion, erythema, pain, mass - Punch or excisional biopsy of nipple for diagnosis (Reference: Diagnostic Imaging Breast, 3rd edition)
References
Keywords	nipple lesions

증례토론