Publications by authors named "Matthieu Faivre Pierret"

Article Synopsis
  • This study aims to compare the effectiveness of two MRI contrast agents (gadobenate dimeglumine vs. gadopentetate dimeglumine) in detecting breast cancer, alongside mammography and ultrasound, across different types of breast tissue density.
  • A total of 153 women with suspicious mammography or ultrasound findings underwent MRI exams, with image evaluations conducted by independent radiologists and results compared to histology data.
  • Results showed that gadobenate dimeglumine-enhanced MRI significantly outperformed mammography and ultrasound in detecting malignant lesions, especially in denser breast tissue, while also demonstrating lower false-positive rates compared to conventional imaging techniques.
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There is currently a paucity of data on salvage intracerebrospinal fluid (intra-CSF) chemotherapy in leptomeningeal metastases (LM). This report is a single-institution experience with salvage treatment in patients with breast cancer (BC) and LM. This retrospective cohort describes 24 consecutive patients with BC selected for a second-line of treatment for LM.

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The incidence of leptomeningeal metastases (LM) in patients with breast cancer (BC) is increasing as a result of increased screening and improved patient survival. However, the median survival time after diagnosis of LM is between 5 weeks (without any treatment) and 5 months (for aggressively treated patients). In an attempt to identify clinicopathological risk factors for LM, we carried out a case-control study of 100 women with BC.

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Purpose: To intraindividually compare 0.1 mmol/kg doses of gadobenate dimeglumine and gadopentetate dimeglumine for contrast material-enhanced breast magnetic resonance (MR) imaging by using a prospective, multicenter double-blind, randomized protocol.

Materials And Methods: Institutional review board approval and patient informed consent were obtained.

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Purpose: To retrospectively evaluate the sensitivity and specificity of contrast material-enhanced magnetic resonance (MR) angiography by using digital subtraction angiography as the reference standard in patients with hypertension and renal artery fibromuscular dysplasia (FMD).

Materials And Methods: Institutional review board approval was obtained, with waiver of informed consent. The results of renal contrast-enhanced MR angiography were retrospectively analyzed in 25 patients with hypertension (24 women, one man; mean age, 48 years +/- 19 [standard deviation]; age range, 18-72 years) who had FMD diagnosed on the basis of clinical and angiographic features.

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