Benign tumors Rhabdomyomatous Mesenchymal Hamartoma Definition • A rare dermal or subcutaneous benign lesion composed of disordered mature elements, including skeletal muscle, adipose tissue, nerve bundles, blood vessels, adnexal tissue,…
Benign tumors and hamartomas Smooth Muscle Hamartoma Definition • A hamartomatous lesion composed of a dermal proliferation of mature smooth muscle cells growing in haphazardly arranged bundles Clinical features Epidemiology…
Mesenchymal Lesions Frederick C. Koerner The diagnosis of mesenchymal mammary lesions using core biopsy specimens often challenges the pathologist. The limitations posed by the small size of the tissue samples…
Processing, Pathological Examination, and Reporting of Needle Core Biopsy Specimens Syed A. Hoda The performance of needle core biopsy (NCB) procedures for palpable breast lesions is currently considered the appropriate…
Men and Children Edi Brogi BREAST LESIONS IN MALES Lesions of the breast are rare in men, and they are sampled with fine needle aspiration (FNA) more often than with…
Lobular Carcinoma In Situ and Atypical Lobular Hyperplasia Syed A. Hoda TERMINOLOGY OF “LOBULAR” LESIONS Foote and Stewart (1) had coined the term “lobular carcinoma in situ” (LCIS) for a…
Pathologic Effects of Therapy Frederick C. Koerner IRRADIATION Radiation and Hodgkin Lymphoma The breasts may be secondarily exposed to radiation during diagnostic procedures such as mammography and fluoroscopy (1), or…
Metastases in the Breast from Nonmammary Malignant Neoplasms Syed A. Hoda The preoperative clinical workup of an apparently healthy patient with a breast mass can be cursory and is unlikely…
Invasive Lobular Carcinoma Syed A. Hoda The classic type of invasive lobular carcinoma (ILC) either infiltrates mammary stroma in linear cords or in a concentric pattern around uninvolved native glands….
Pathologic Changes and Clinical Complications Associated with Needling Procedures Syed A. Hoda The objective of a needle core biopsy (NCB) procedure is adequate sampling of the target lesion. An efficacious…
