Citation, DOI, disclosures and article data
Citation:
Weerakkody Y, Knipe H, Bell D, et al. Unilateral axillary lymphadenopathy (differential). Reference article, Radiopaedia.org (Accessed on 22 Mar 2025) https://doi.org/10.53347/rID-15690
Unilateral axillary lymphadenopathy while being more concerning than bilateral axillary lymphadenopathy can still arise from a variety of benign, as well as malignant, causes.
Benign
Malignant
- metastasis from breast malignancy
- metastasis from non-breast malignancies
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melanoma: a relatively common non-breast primary malignancy to present with axillary lymphadenopathy
- primary malignancy in ipsilateral arm
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lymphoma: can occasionally be unilateral
See also
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1. Paredes ES. Atlas of mammography. Lippincott Williams & Wilkins. (2007) ISBN:0781764335. Read it at Google Books - Find it at Amazon
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2. Lee CH, Giurescu ME, Philpotts LE et-al. Clinical importance of unilaterally enlarging lymph nodes on otherwise normal mammograms. Radiology. 1997;203 (2): 329-34. Radiology (abstract) - Pubmed citation
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3. Shetty MK, Carpenter WS. Sonographic evaluation of isolated abnormal axillary lymph nodes identified on mammograms. J Ultrasound Med. 2004;23 (1): 63-71. J Ultrasound Med (full text) - Pubmed citation
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4. Shirone N, Shinkai T, Yamane T, Uto F, Yoshimura H, Tamai H, Imai T, Inoue M, Kitano S, Kichikawa K, Hasegawa M. Axillary lymph node accumulation on FDG-PET/CT after influenza vaccination. (2012) Annals of nuclear medicine. 26 (3): 248-52. doi:10.1007/s12149-011-0568-x - Pubmed
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5. Mehta N, Sales RM, Babagbemi K, Levy AD, McGrath AL, Drotman M, Dodelzon K. Unilateral axillary Adenopathy in the setting of COVID-19 vaccine. (2021) Clinical imaging. 75: 12-15. doi:10.1016/j.clinimag.2021.01.016 - Pubmed
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