[Use of rebiopsy for clinically diagnosed metastatic lesion in patients with breast cancer].

Objective: To evaluate the roles of rebiopsy for clinically diagnosed metastatic lesion in detecting the changes of hormonal receptors and second malignancy.

Methods: The metastatic lesions were rebiopsied by core needle aspiration or incision in 42 patients with a clinical diagnosis of metastatic breast cancer by computed tomography or ultrasound.

Results: None of major complications occurred.