The 20 Best Histiocytosis Doctors Near Me in Rio de Janeiro, BR

Find the Top Histiocytosis Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 19 doctor with experience in Histiocytosis near Rio de Janeiro, BR. Of these, 18 are Experienced and 1 are Advanced.

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19 providers found
    Advanced in Histiocytosis

    Edson Marchiori
    Advanced in Histiocytosis

    Edson Marchiori
    Referral may be required

    Federal University Of Rio De Janeiro Av

    Rio De Janeiro, RJ, BR 

    Edson Marchiori practices practicing medicine in Rio De Janeiro, Brazil. Mr. Marchiori is rated as an Advanced expert by MediFind in the treatment of Histiocytosis. He is also highly rated in 57 other conditions, according to our data. His clinical expertise encompasses Swyer-James Syndrome, Exogenous Lipoid Pneumonia, Congenital Lobar Emphysema, Endoscopy, and Stent Placement.

    Experienced in Histiocytosis

    Augusto B. De Andrade
    Experienced in Histiocytosis

    Augusto B. De Andrade
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Augusto De Andrade practices practicing medicine in Rio De Janeiro, Brazil. De Andrade is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 9 other conditions, according to our data. Their clinical expertise encompasses Oral Cancer, Mouth Sores, Mouth Ulcers, and Salivary Gland Tumors.

    Experienced in Histiocytosis

    De F. Ribeiro
    Experienced in Histiocytosis

    De F. Ribeiro
    Referral may be required
    Rio De Janeiro, RJ, BR 

    De Ribeiro practices practicing medicine in Rio De Janeiro, Brazil. Ribeiro is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 1 other condition, according to our data. Their clinical expertise encompasses Subependymoma, Facial Paralysis, Rosai-Dorfman Disease, and Spinal Cord Abscess.

    Learn about our expert tiers
    Experienced in Histiocytosis

    Omar Lupi
    Experienced in Histiocytosis

    Omar Lupi
    Referral may be required
    Cidade Universitaria, RJ, BR 

    Omar Lupi practices practicing medicine in Cidade Universitaria, Brazil. Mr. Lupi is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. He is also highly rated in 2 other conditions, according to our data. His clinical expertise encompasses Bullae, Leprosy, Hives, and Squamous Cell Skin Carcinoma.

    Experienced in Histiocytosis

    Monica S. Israel
    Experienced in Histiocytosis

    Monica S. Israel
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Monica Israel practices practicing medicine in Rio De Janeiro, Brazil. Ms. Israel is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Her clinical expertise encompasses White Sponge Nevus, Non-Langerhans-Cell Histiocytosis, Histiocytosis, and Reticulohistiocytoma.

    Experienced in Histiocytosis

    Sheila K. Oliveira
    Experienced in Histiocytosis

    Sheila K. Oliveira
    Referral may be required
    Br, 
    Rio De Janeiro, RJ, BR 

    Sheila Oliveira practices practicing medicine in Rio De Janeiro, Brazil. Ms. Oliveira is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Juvenile Idiopathic Arthritis (JIA), Juvenile Dermatomyositis, Dermatomyositis, and Arthritis.

    Experienced in Histiocytosis

    Nina Ventura
    Experienced in Histiocytosis

    Nina Ventura
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Nina Ventura practices practicing medicine in Rio De Janeiro, Brazil. Ms. Ventura is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Rathke Cleft Cyst, Pituitary Tumor, Hypothalamic Tumor, and MASS Phenotype.

    Experienced in Histiocytosis

    Mario J. Romanach
    Experienced in Histiocytosis

    Mario J. Romanach
    Referral may be required
    Av. Carlos Chagas Filho 373, 2° Andar Sala 56. Ilha Da Cidade Universitária 21.941-902, 
    Cidade Universitaria, RJ, BR 

    Mario Romanach practices practicing medicine in Cidade Universitaria, Brazil. Mr. Romanach is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. He is also highly rated in 8 other conditions, according to our data. His clinical expertise encompasses Oral Cancer, Xanthoma, Bone Tumor, and Mouth Sores.

    Experienced in Histiocytosis

    Flavio R. Sztajnbok
    Experienced in Histiocytosis

    Flavio R. Sztajnbok
    Referral may be required
    Br, 
    Rio De Janeiro, RJ, BR 

    Flavio Sztajnbok practices practicing medicine in Rio De Janeiro, Brazil. Mr. Sztajnbok is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Scleroderma, Systemic Sclerosis (SSc), Juvenile Idiopathic Arthritis (JIA), and Systemic Lupus Erythematosus (SLE).

    Experienced in Histiocytosis

    Francianne G. Andrade
    Experienced in Histiocytosis

    Francianne G. Andrade
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Francianne Andrade practices practicing medicine in Rio De Janeiro, Brazil. Andrade is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 4 other conditions, according to our data. Their clinical expertise encompasses Childhood Acute Myeloid Leukemia, Leukemia, Acute Myeloid Leukemia (AML), Acute Lymphoblastic Leukemia (ALL), and Bone Marrow Transplant.

    Experienced in Histiocytosis

    Rosana S. Rodrigues
    Experienced in Histiocytosis

    Rosana S. Rodrigues
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Rosana Rodrigues practices practicing medicine in Rio De Janeiro, Brazil. Ms. Rodrigues is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. She is also highly rated in 4 other conditions, according to our data. Her clinical expertise encompasses Paracoccidioidomycosis, Congenital Pulmonary Lymphangiectasia, Pleural Effusion, and Pneumonia.

    Experienced in Histiocytosis

    Glaucia R. Zanetti
    Experienced in Histiocytosis

    Glaucia R. Zanetti
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Glaucia Zanetti practices practicing medicine in Rio De Janeiro, Brazil. Zanetti is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 20 other conditions, according to our data. Their clinical expertise encompasses Swyer-James Syndrome, Pneumomediastinum, Pleural Effusion, Pneumonia, and Endoscopy.

    Experienced in Histiocytosis

    Maria S. Oliveira-De
    Experienced in Histiocytosis

    Maria S. Oliveira-De
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Maria Oliveira-De practices practicing medicine in Rio De Janeiro, Brazil. Ms. Oliveira-De is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. She is also highly rated in 6 other conditions, according to our data. Her clinical expertise encompasses Acute Lymphoblastic Leukemia (ALL), Leukemia, L1 Syndrome, Chromosome 7p Deletion, and Bone Marrow Transplant.

    Experienced in Histiocytosis

    Paula S. Bueno
    Experienced in Histiocytosis

    Paula S. Bueno
    Referral may be required
    Rio De Janeiro, RJ, BR 

    Paula Bueno practices practicing medicine in Rio De Janeiro, Brazil. Ms. Bueno is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Her clinical expertise encompasses Chromosome 7p Deletion, Myelodysplastic Syndrome (MDS), Langerhans Cell Histiocytosis, and ADULT Syndrome.

    Experienced in Histiocytosis

    Rachel B. Ribeiro
    Experienced in Histiocytosis

    Rachel B. Ribeiro
    Referral may be required
    Campos Dos Goytacazes, RJ, BR 

    Rachel Ribeiro practices practicing medicine in Campos Dos Goytacazes, Brazil. Ms. Ribeiro is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Her clinical expertise encompasses Fecal Impaction, Distomatosis, Helminthiasis, and Langerhans Cell Histiocytosis.

    Experienced in Histiocytosis

    Nayro X. De Alencar
    Experienced in Histiocytosis

    Nayro X. De Alencar
    Referral may be required
    Niteroi, RJ, BR 

    Nayro De Alencar practices practicing medicine in Niteroi, Brazil. De Alencar is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. Their clinical expertise encompasses Langerhans Cell Histiocytosis, Histiocytosis, and Reticulohistiocytoma.

    Experienced in Histiocytosis

    Dain G. Horovitz
    Experienced in Histiocytosis

    Dain G. Horovitz
    Referral may be required
    Fernandes Figueira, RJ, BR 

    Dain Horovitz practices practicing medicine in Fernandes Figueira, Brazil. Horovitz is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Mucolipidosis Type 4, Mucopolysaccharidosis Type 2 (MPS II, Hunter Syndrome), Mucopolysaccharidoses (MPS), and Cartilage-Hair Hypoplasia.

    Experienced in Histiocytosis

    Joao D. Filho-Souto
    Experienced in Histiocytosis

    Joao D. Filho-Souto
    Referral may be required
    Campos Dos Goytacazes, RJ, BR 

    Joao Filho-Souto practices practicing medicine in Campos Dos Goytacazes, Brazil. Filho-Souto is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. They are also highly rated in 3 other conditions, according to our data. Their clinical expertise encompasses Acute Myeloblastic Leukemia without Maturation, Acute Myeloblastic Leukemia with Maturation, MYH9 Related Thrombocytopenia, Bernard-Soulier Syndrome, and Tissue Biopsy.

    Experienced in Histiocytosis

    Raquel C. Maia
    Experienced in Histiocytosis

    Raquel C. Maia
    Referral may be required
    RJ, BR 

    Raquel Maia practices practicing medicine in Brazil. Ms. Maia is rated as an Experienced expert by MediFind in the treatment of Histiocytosis. She is also highly rated in 1 other condition, according to our data. Her clinical expertise encompasses Chronic Myelogenous Leukemia (CML), Leukemia, Acute Myeloid Leukemia (AML), and Diffuse Large B-Cell Lymphoma (DLBCL).

    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 1-19 of 19

    Last Updated: 06/30/2026

    What is the definition of Histiocytosis?

    Histiocytosis is a general name for a group of disorders or "syndromes" that involve an abnormal increase in the number of specialized white blood cells that are called histiocytes.

    Recently, new knowledge about this family of diseases has led experts to develop a new classification. Five categories have been proposed:

    • L group -- includes Langerhans cell histiocytosis and Erdheim-Chester disease
    • C group -- includes non-Langerhans cell histiocytosis that involves the skin
    • M group -- includes malignant histiocytosis
    • R group -- includes Rosai-Dorfman disease
    • H Group -- includes hemophagocytic lymphohistiocytosis

    This article focuses only on the L group, which includes Langerhans cell histiocytosis and Erdheim-Chester disease.

    When should I see a Histiocytosis doctor in Rio de Janeiro, BR?

    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 Histiocytosis doctor in Rio de Janeiro, BR?

    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 Histiocytosis doctor in Rio de Janeiro, BR?

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

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    How does MediFind rank Histiocytosis doctors in Rio de Janeiro, BR?

    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 Histiocytosis doctors in Rio de Janeiro, BR?

    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 Histiocytosis doctor in Rio de Janeiro, BR?

    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 Histiocytosis doctor search results page. 

    Why is it important to get a second opinion from a different Histiocytosis 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 Histiocytosis doctor in Rio de Janeiro, BR?

    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 Histiocytosis 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 Histiocytosis 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 Histiocytosis doctors in Rio de Janeiro, BR?

    Look for the filter feature on the left side of the Histiocytosis 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 Histiocytosis doctor that offers video calls?

    Look for the filter feature on the left-side of the Histiocytosis 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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