The 20 Best RASopathies Doctors in Brazil

Find the Top RASopathies Experts and Specialists

Last Updated: 11/08/2026

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MediFind found 65 doctor with experience in RASopathies near Brazil. Of these, 53 are Experienced, 7 are Advanced, 3 are Elite and 2 are Distinguished.

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65 providers found
    Elite in RASopathies
    Elite in RASopathies
    Referral may be required
    Matão Street 277 Room 350, 
    Sao Paulo, SP, BR 

    Debora Bertola practices practicing medicine in Sao Paulo, Brazil. Ms. Bertola is rated as an Elite expert by MediFind in the treatment of RASopathies. She is also highly rated in 48 other conditions, according to our data. Her clinical expertise encompasses RASopathies, Noonan Syndrome, Acrofacial Dysostosis Catania Type, Spondyloepimetaphyseal Dysplasia Strudwick Type, and Osteotomy.

    Elite in RASopathies
    Elite in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Alexander Jorge practices practicing medicine in Sao Paulo, Brazil. Jorge is rated as an Elite expert by MediFind in the treatment of RASopathies. They are also highly rated in 21 other conditions, according to our data. Their clinical expertise encompasses Noonan Syndrome, Familial Hypopituitarism, RASopathies, Short Stature (Growth Disorders), and Hormone Replacement Therapy (HRT).

    Elite in RASopathies
    Elite in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Alexsandra Malaquias practices practicing medicine in Sao Paulo, Brazil. Ms. Malaquias is rated as an Elite expert by MediFind in the treatment of RASopathies. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses RASopathies, Noonan Syndrome, Short Stature (Growth Disorders), and Idiopathic Short Stature (ISS).

    Are you looking for a specific type of RASopathies?

    Common conditions include: Cardiofaciocutaneous Syndrome, Cardiomyopathic Lentiginosis, Costello Syndrome, Legius Syndrome, Noonan Syndrome

    Learn about our expert tiers
    Distinguished in RASopathies
    Distinguished in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Renata Noronha practices practicing medicine in Sao Paulo, Brazil. Ms. Noronha is rated as a Distinguished expert by MediFind in the treatment of RASopathies. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Noonan Syndrome, RASopathies, and Type 1 Diabetes (T1D).

    Distinguished in RASopathies
    Distinguished in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Chong Kim practices practicing medicine in Sao Paulo, Brazil. Mr. Kim is rated as a Distinguished expert by MediFind in the treatment of RASopathies. He is also highly rated in 36 other conditions, according to our data. His clinical expertise encompasses Cornelia De Lange Syndrome, Williams Syndrome, RASopathies, Mucopolysaccharidosis Type 6 (MPS VI, Maroteaux-Lamy Syndrome), and Thrombectomy.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Guilherme Yamamoto practices practicing medicine in Sao Paulo, Brazil. Mr. Yamamoto is rated as an Advanced expert by MediFind in the treatment of RASopathies. He is also highly rated in 10 other conditions, according to our data. His clinical expertise encompasses Noonan Syndrome, RASopathies, Acrofacial Dysostosis Catania Type, and Spondyloepimetaphyseal Dysplasia Strudwick Type.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Thais Homma practices practicing medicine in Sao Paulo, Brazil. Ms. Homma is rated as an Advanced expert by MediFind in the treatment of RASopathies. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses RASopathies, Noonan Syndrome, Floating-Harbor Syndrome, and Short Stature (Growth Disorders).

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Lucas Pires practices practicing medicine in Sao Paulo, Brazil. Pires is rated as an Advanced expert by MediFind in the treatment of RASopathies. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Noonan Syndrome, RASopathies, Thrombocytopenia-Absent Radius Syndrome, and Supravalvular Aortic Stenosis.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Mariana Funari practices practicing medicine in Sao Paulo, Brazil. Ms. Funari is rated as an Advanced expert by MediFind in the treatment of RASopathies. She is also highly rated in 7 other conditions, according to our data. Her clinical expertise encompasses Short Stature (Growth Disorders), Premature Ovarian Failure, Brachydactyly, and Small for Gestational Age.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Rachel Honjo practices practicing medicine in Sao Paulo, Brazil. Ms. Honjo is rated as an Advanced expert by MediFind in the treatment of RASopathies. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Supravalvular Aortic Stenosis, Williams Syndrome, Acrofacial Dysostosis Catania Type, and Robinow Syndrome.

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Elisangela Quedas practices practicing medicine in Sao Paulo, Brazil. Quedas is rated as an Advanced expert by MediFind in the treatment of RASopathies. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Noonan Syndrome, RASopathies, Short Stature (Growth Disorders), and Idiopathic Short Stature (ISS).

    Advanced in RASopathies
    Advanced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Maria Bueno-Passos practices practicing medicine in Sao Paulo, Brazil. Ms. Bueno-Passos is rated as an Advanced expert by MediFind in the treatment of RASopathies. She is also highly rated in 15 other conditions, according to our data. Her clinical expertise encompasses Acrofacial Dysostosis Catania Type, Acheiropody, Micrognathia, and Autism Spectrum Disorder.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Raissa Rezende practices practicing medicine in Sao Paulo, Brazil. Ms. Rezende is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 3 other conditions, according to our data. Her clinical expertise encompasses Idiopathic Short Stature (ISS), Short Stature (Growth Disorders), Noonan Syndrome, and RASopathies.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Matão Street 277 Room 350, 
    Sao Paulo, SP, BR 

    De Jorge practices practicing medicine in Sao Paulo, Brazil. Jorge is rated as an Experienced expert by MediFind in the treatment of RASopathies. They are also highly rated in 2 other conditions, according to our data. Their clinical expertise encompasses Familial Hypopituitarism, Penis Agenesis, Temple Syndrome, and Noonan Syndrome.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Vera Aiello practices practicing medicine in Sao Paulo, Brazil. Ms. Aiello is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Heart Tumor, Cardiac Tamponade, Ventricular Septal Defects, Heart Transplant, and Cardiac Ablation.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Petropolis, RJ, BR 

    Juan Llerena practices practicing medicine in Petropolis, Brazil. Mr. Llerena is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Pompe Disease, Hypochondroplasia, Achondroplasia, and Acanthosis Nigricans.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Sao Paulo, SP, BR 

    Marilena Nakaguma practices practicing medicine in Sao Paulo, Brazil. Ms. Nakaguma is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Panhypopituitarism, Familial Hypopituitarism, Hypopituitarism, Sheehan Syndrome, and Hormone Replacement Therapy (HRT).

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Belo Horizonte, MG, BR 

    Vanessa Rocha practices practicing medicine in Belo Horizonte, Brazil. Ms. Rocha is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Autosomal Recessive Hypotrichosis, Contact Dermatitis, Lichen Planus, and Cardiofaciocutaneous Syndrome.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Boulevard 28 De Setembro, 77, Vila Isabel, 
    Rio De Janeiro, RJ, BR 

    Diogo Correa-Goulart practices practicing medicine in Rio De Janeiro, Brazil. Mr. Correa-Goulart is rated as an Experienced expert by MediFind in the treatment of RASopathies. He is also highly rated in 3 other conditions, according to our data. His clinical expertise encompasses Togaviridae Disease, Currarino Triad, Syringomyelia, and Chikungunya.

    Experienced in RASopathies
    Experienced in RASopathies
    Referral may be required
    Otorhinolaryngology And Head And Neck Surgery, 
    Sao Paulo, SP, BR 

    Mariana Aidar practices practicing medicine in Sao Paulo, Brazil. Ms. Aidar is rated as an Experienced expert by MediFind in the treatment of RASopathies. She is also highly rated in 2 other conditions, according to our data. Her clinical expertise encompasses Parinaud Oculoglandular Syndrome, Ablepharon Macrostomia Syndrome, Noonan Syndrome, and Punctate Inner Choroidopathy.

    While we make every effort to provide the best results possible, data is currently limited outside of the United States. Doctors listed may include both clinicians and researchers, and individuals relocate frequently. We recommend contacting doctors directly to confirm their location and areas of focus. Contact information is provided when available. Learn more about our expert tiers.
    Showing 1-20 of 65

    Last Updated: 11/08/2026

    What is the definition of RASopathies?

    RASopathies are a group of rare syndromes causes by mutations in the genes that make proteins for the Ras/MAPK cell signaling pathway. This pathway controls cell functions such as cell growth, cell maturation, and cell death. There are several types of RASopathy syndromes, including cardiofaciocutaneous syndrome, Costello syndrome, Legius syndrome, neurofibromatosis type 1, Noonan syndrome, and capillary malformation-arteriovenous malformation syndrome.

    When should I see a RASopathies doctor in Brazil?

    There are various reasons why you may want to see a specialist, such as: 

    • Your primary care provider recommends it. 
    • Your condition requires expert knowledge and specialized care. 
    • Your symptoms persist or worsen despite treatment. 
    • You need specialized testing or procedures. 
    • You want a second opinion.  

    What should I consider when choosing a RASopathies doctor in Brazil?

    It’s important to see a provider with expertise in your specific condition. Each provider profile in MediFind’s doctor database includes information on which conditions they treat, years of experience, research contributions, languages spoken, insurance plans accepted, and more.  

    How do I find the best RASopathies doctor in Brazil?

    You can find a RASopathies doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank RASopathies doctors in Brazil?

    MediFind’s rankings are based on a variety of data sources, such as the number of articles a doctor has published in medical journals, participation in clinical trials and industry conferences, as well as the number of patients that provider sees for a given condition. Note that MediFind’s provider database is not based on user reviews, and providers do not pay to be included in the database. 

    What types of insurance are accepted by RASopathies doctors in Brazil?

    Most profiles in MediFind’s doctor database include a list of insurance plans accepted by that provider. However, it’s a good idea to contact the provider’s office to make sure they still accept your insurance, then doublecheck by contacting your insurance plan to confirm they’re in network. 

    How can I book an appointment online with a RASopathies doctor in Brazil?

    MediFind offers direct scheduling for certain providers using the “Request Appointment” button on that provider’s profile. If the schedule option is not available for a provider, tap the red “Show Phone Number” button on their profile to get their contact information. If you prefer to find providers who offer online scheduling, select “Schedules online” under the “Availability” category of the filter feature on the left side of the RASopathies doctor search results page. 

    Why is it important to get a second opinion from a different RASopathies doctor?

    Second opinions are an opportunity to confirm a diagnosis and its root cause, learn about alternative treatment options, or simply gain peace of mind. Many people, especially those with serious diagnoses, get second opinions so they can understand all their options and make informed decisions, so don’t hesitate to get one if you have any doubts or need more information or clarification regarding your care. Note that some insurance plans require second opinions, while others don’t cover second opinions, so be sure to confirm with your insurance provider first.   

    How can I prepare for my appointment with a RASopathies doctor in Brazil?

    Prepare for your appointment by gathering the following items: 

    • Copies of medical records (dating back at least one year) 
    • Your medical history, including illnesses, medical conditions, surgeries, and other doctors you see 
    • Family history of disease 
    • List of current prescription drugs, over-the-counter medicines, vitamins, and herbal remedies or supplements including names and doses 
    • Allergies to medications, food, latex, insects, etc.  
    • List of questions and concerns 
    • Your insurance card 

    You might also contact the provider’s office to see if they offer transportation or childcare services or if you’re allowed to bring a loved one for support or to take notes during your visit. 

    What questions should I ask my RASopathies doctor?

    Here are some sample questions: 

    • Can you explain in simple terms what this condition is and how it’s treated? 
    • What symptoms or side effects should I watch for? 
    • What tests will be involved, and when can I expect results? 
    • Are there other specialists I need to see? 
    • What’s the best way to reach you if I have follow-up questions? 

    How can I learn about the latest clinical trials and research advances my RASopathies doctor may know about?

    MediFind’s Clinical Trials tool asks you a series of questions to help you narrow down your search by health condition, age, gender, location, how far you’re willing to travel, and more. Each question you answer filters down the number of trials until you find the ones that are most relevant to you. 

    MediFind’s Latest Advances tool features summaries of recent articles published in medical journals. We use cutting-edge technology to scour medical publication databases for the latest research advancements on any given condition, then we simplify this information in a way that’s useful and easy to understand. 

    Can I filter my search to show male or female RASopathies doctors in Brazil?

    Look for the filter feature on the left side of the RASopathies doctor search results page. Select “Female” or “Male” under the “Gender” category to search for female or male providers exclusively. If the “Any” option is selected, it will pull results for both male and female providers. 

    Can I filter my search to find a RASopathies doctor that offers video calls?

    Look for the filter feature on the left-side of the RASopathies doctor search results page. Select “Offers telehealth visits” under the Availability category to search for providers who offer virtual appointments (video calls). 

    Reviewed on: 11/11/24  

    By: MediFind Medical Staff 

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