Melanoma‐like pigmented cutaneous metastasis of breast carcinoma

Cutaneous metastasis of breast carcinoma presenting as milia‐en‐plaque

“…She has undergone mammography and whole-body PET scan with no evidence of contralateral breast and visceral metastasis. During the follow-up, it was learned that the patient would be given radiotherapy again along with transtuzumab immunotherapy for cutaneous lesions.Cutaneous metastasis of breast cancer is usually associated with a poor prognosis and may manifest itself with unusual clinical and histological appearances, such as malignant melanomalike, papilloma cutis lymphostatica-like, and erythema annulare centrifugum-like metastases of breast cancer have been reported previously and confirmed by biopsy [2][3][4]. In the case of malignant melanoma-like cutaneous metastasis, the hyperpigmented lesion has been on breast-conserving mastectomy scar, and just in case of papilloma cutis lymphostatica-like cutaneous metastasis has appeared multiple nodular reddened lesions on ipsilateral arm with lymphedema.…”