A 65-year-old man presents with a 7-month history of painless, sclerotic Skin thickening on his chest and arm, mimicking a breastplate of armor.
A 65-year-old man presented to the dermatology clinic with a 7-month history of painless skin thickening over the left side of his chest and on his left arm. Physical examination showed sclerotic skin over his left chest and nipple, multiple erythematous nodules over the left arm, axilla, and posterior trunk, left axillary adenopathy, and left arm lymphedema. A skin biopsy showed metastatic carcinoma suggestive of primary breast cancer. What is the diagnosis?
What is the most likely diagnosis?
Breast Cancer, Carcinoma en cuirasse, Cutaneous metastasis, Dermatology, Oncology
