[Clinical significance of bone marrow micrometastases of breast tumors].

Detection of hematogenous micrometastases (MM) in bone marrow might play important role in determining stage, prognosis and multimodality treatment strategy of invasive breast cancer. Therefore we studied the presence of occult tumor cells in bone marrow of outpatients operated on with breast cancer by detecting cytokeratin 20 mRNA using the RT-PCR method. In 182 primary breast cancer patients 54 (29.

[Prognostic factors of breast cancer].

OBJECTIVES: Characterization of breast cancers by various tumour markers which are appropriate for the identification of high risk groups. Markers related to the metastasis cascade and tumour recurrence have been investigated. MATERIALS AND METHODS: RT-PCR was used to determine the expression of cytokeratin 20 in the bone marrow and sentinel lymph node of breast cancer patients (n=45).

[Retrospective evaluation of surgically treated cases of non-palpable breast tumor].

Between 10.01.1997 and 09.

[Malignant schwannoma of the breast].

Authors describe a malignant solitary schwannoma observed in the left breast of a 67-year old woman. Eight months after tumour removal the patient is symptom and complaint-free. The present case of breast schwannoma is the first clinical observation in the national and the 14th one in the world literature.

[Gigantomastia in pregnancy].

A 26 year old women presented with huge enlargement of breasts from 10th week of her first pregnancy. Both breast became very swollen and painful, more than tripled in size. The skin became oedematous, red, and subsequently ulceration and bleeding occurred.