Localized amyloidosis of the breast associated with invasive lobular carcinoma.

Here a case of primary amyloidosis of the breast associated with invasive lobular carcinoma is reported with a brief review of the most relevant clinical, radiological and pathological features. The lesion presented as a suspicious mass with particular diffuse hyperechogenicity on the sonographic examination, which in this case can be considered suggestive of amyloidosis.