Expertise in
2
conditions

Andre Mattar

Sao Paulo, SP, BR 
Expertise in
2
conditions
Sao Paulo, SP, BR 

Overview

Andre Mattar practices practicing medicine in Sao Paulo, Brazil.

Mr. Mattar is highly rated in 2 conditions, according to our data. His clinical expertise encompasses Breast Cancer, Breast Cancer in Men, HER-2 Positive Breast Cancer, Endometrial Cancer, and Mastectomy.

He is actively involved in clinical research, co-authoring 62 peer reviewed articles and participating in 4 clinical trials.

Gender

Male

Locations

Sao Paulo, SP, Brazil
Other Locations
Vila Da Saude, SP, Brazil
Oncoclínicas
SP, Brazil
Aracui, ES, Brazil

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Experts who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

4 Clinical Trials

EMBER-3: A Phase 3, Randomized, Open-Label Study of Imlunestrant, Investigator's Choice of Endocrine Therapy, and Imlunestrant Plus Abemaciclib in Patients With Estrogen Receptor Positive, HER2 Negative Locally Advanced or Metastatic Breast Cancer Previously Treated With Endocrine Therapy
EMBER-3: A Phase 3, Randomized, Open-Label Study of Imlunestrant, Investigator's Choice of Endocrine Therapy, and Imlunestrant Plus Abemaciclib in Patients With Estrogen Receptor Positive, HER2 Negative Locally Advanced or Metastatic Breast Cancer Previously Treated With Endocrine Therapy
Enrollment Status: Active_not_recruiting
Publish Date: July 22, 2026
Intervention Type: Drug
Study Drugs: Imlunestrant, Exemestane, Fulvestrant, Abemaciclib
Study Phase: Phase 3
A Multicenter Phase 3, Double-Blind, Placebo-Controlled Study Comparing Chemo-Immunotherapy (Paclitaxel-Carboplatin- Oregovomab) vs Chemotherapy (Paclitaxel-Carboplatin- Placebo) in Patients With Advanced Epithelial Ovarian, Fallopian Tube or Peritoneal Carcinoma
A Multicenter Phase 3, Double-Blind, Placebo-Controlled Study Comparing Chemo-Immunotherapy (Paclitaxel-Carboplatin- Oregovomab) vs Chemotherapy (Paclitaxel-Carboplatin- Placebo) in Patients With Advanced Epithelial Ovarian, Fallopian Tube or Peritoneal Carcinoma
Enrollment Status: Active_not_recruiting
Publish Date: April 01, 2026
Intervention Type: Biological, Drug
Study Drugs: Oregovomab, Paclitaxel, Carboplatin
Study Phase: Phase 3
A Two-arm, Randomized, Non-comparative, Phase 2 Trial of AGEN2034 (Anti-PD-1) as a Monotherapy or Combination Therapy With AGEN1884 (Anti- CTLA4) or With Placebo in Women With Recurrent Cervical Cancer (Second Line) - RaPiDS
A Two-arm, Randomized, Non-comparative, Phase 2 Trial of AGEN2034 (Anti-PD-1) as a Monotherapy or Combination Therapy With AGEN1884 (Anti- CTLA4) or With Placebo in Women With Recurrent Cervical Cancer (Second Line) - RaPiDS
Enrollment Status: Terminated
Publish Date: March 27, 2026
Intervention Type: Drug
Study Drugs: AGEN-2034 PD-1 Antibody, AGEN-1884 CTLA4 Antibody
Study Phase: Phase 2
A Randomized Phase 3 Double-Blinded Study Comparing the Efficacy and Safety of Niraparib to Placebo in Participants With Either HER2-Negative BRCA-Mutated or Triple-Negative Breast Cancer With Molecular Disease Based on Presence of Circulating Tumor DNA After Definitive Therapy (ZEST)
A Randomized Phase 3 Double-Blinded Study Comparing the Efficacy and Safety of Niraparib to Placebo in Participants With Either HER2-Negative BRCA-Mutated or Triple-Negative Breast Cancer With Molecular Disease Based on Presence of Circulating Tumor DNA After Definitive Therapy (ZEST)
Enrollment Status: Active_not_recruiting
Publish Date: July 16, 2025
Intervention Type: Drug
Study Drug: Niraparib
Study Phase: Phase 3
View 3 Less Clinical Trials

62 Total Publications

Cavity Margins Sample Shaving as Part of Extended Vacuum-Assisted Breast Biopsy: A Potential Approach to Predict Percutaneous Breast Cancer Excision.
Cavity Margins Sample Shaving as Part of Extended Vacuum-Assisted Breast Biopsy: A Potential Approach to Predict Percutaneous Breast Cancer Excision.
Journal: Annals of surgical oncology
Published: April 02, 2026

Frequently Asked Questions about Andre Mattar

Is Andre Mattar a top-rated expert for Breast Cancer?

MediFind is an objective health platform that identifies experts based on real-world data. Andre Mattar is classified as an Distinguished expert for Breast Cancer, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

Does Andre Mattar participate in research or clinical trials?

Yes. Andre Mattar has published 62 articles and abstracts on conditions like Breast Cancer. You can view a list of Andre Mattar's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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