title: Surgical management of breast masses in pregnant women.
abstract: OBJECTIVE
  The goal of this study was to review the outcomes of breast biopsies in pregnant women in order to plan optimum management strategies for pregnant women with breast masses.
  
  
  METHODS
  From January 1990 to October 1992, 17 pregnant women underwent breast biopsy at a university hospital. Parameters evaluated were (1) trimester at presentation, (2) timing of biopsy, (3) mode of anesthesia, (4) requirements for tocolytics, and (5) histology of the lesion.
  
  
  RESULTS
  Antepartum biopsy was performed on all 11 patients who presented in the first or second trimester. Biopsy was accomplished postpartum in four of five patients presenting in the third trimester. Only one patient required tocolysis (associated with biopsy followed by immediate mastectomy). Histologic diagnosis was predominantly lactating adenoma (13 of 17 patients).
  
  
  CONCLUSIONS
  These results demonstrate that breast biopsy can be safely performed on pregnant women. We recommend that women presenting with breast masses in the first or second trimester undergo antepartum biopsy. We recommend postpartum excision for masses presenting in the latter half of the third trimester. For those presenting in the first half of the third trimester, fine needle aspiration biopsy may be a suitable alternative, particularly for the mass suspicious for cancer.
authors.affiliation: Department of Surgery, University of California Irvine Medical Center, USA.
authors.forename: J C
authors.initials: JC
authors.lastname: Collins
authors.forename: S
authors.initials: S
authors.lastname: Liao
authors.forename: A G
authors.initials: AG
authors.lastname: Wile
mesh_terms: D000236:Adenoma / Q000601:surgery*; D000328:Adult; D001707:Biopsy, Needle; D001943:Breast Neoplasms / Q000601:surgery*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011252:Pregnancy Complications, Neoplastic / Q000601:surgery*; D011261:Pregnancy Trimester, First; D011262:Pregnancy Trimester, Second; D016896:Treatment Outcome