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    Last Updated: 10/30/2025

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    MediFind found 25 doctor with experience in L1 Syndrome near France. Of these, 21 are Experienced and 4 are Advanced.

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    25 providers found
      Advanced in L1 Syndrome

      Andre Baruchel
      Advanced in L1 Syndrome

      Andre Baruchel
      Paris, FR 

      Andre Baruchel practices in Paris, France. Mr. Baruchel is rated as an Advanced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Leukemia, Juvenile Myelomonocytic Leukemia (JMML), Childhood Acute Myeloid Leukemia, and Bone Marrow Transplant.

      Advanced in L1 Syndrome

      Pascale Veber-Saugier
      Advanced in L1 Syndrome

      Pascale Veber-Saugier
      Rouen, FR 

      Pascale Veber-Saugier practices in Rouen, France. Ms. Veber-Saugier is rated as an Advanced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Hydrocephalus due to Congenital Stenosis of Aqueduct of Sylvius, Autoimmune Polyglandular Syndrome Type 2, Autoimmune Polyendocrinopathy-Candidiasis-Ectodermal Dystrophy (APECED), and Hypotonia.

      What does Elite, Distinguished, Advanced, Experienced mean?
      Advanced in L1 Syndrome

      Valerie Castellani
      Advanced in L1 Syndrome

      Valerie Castellani
      Lyon, FR 

      Valerie Castellani practices in Lyon, France. Ms. Castellani is rated as an Advanced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Hydrocephalus due to Congenital Stenosis of Aqueduct of Sylvius, L1 Syndrome, Spastic Paraplegia Type 11, and Neuroblastoma.

      Learn about our expert tiers
      Advanced in L1 Syndrome

      Muriel Bozon
      Advanced in L1 Syndrome

      Muriel Bozon
      CNRS UMR 5284, INSERM U1314, 8 Avenue Rockefeller, 
      Lyon, FR 

      Muriel Bozon practices in Lyon, France. Ms. Bozon is rated as an Advanced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Hydrocephalus due to Congenital Stenosis of Aqueduct of Sylvius, L1 Syndrome, Spastic Paraplegia Type 11, and Corpus Callosum Agenesis.

      Experienced in L1 Syndrome

      Stefan Andrei
      Experienced in L1 Syndrome

      Stefan Andrei
      Paris, FR 

      Stefan Andrei practices in Paris, France. Mr. Andrei is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are L1 Syndrome, Pneumonia, Cerebral Hypoxia, Lung Transplant, and Hepato-Pancreato-Biliary Surgery.

      Experienced in L1 Syndrome

      Yves K. Bertrand
      Experienced in L1 Syndrome

      Yves K. Bertrand
      Faculté De Médecine Lyon Est, 
      Lyon, FR 

      Yves Bertrand practices in Lyon, France. Mr. Bertrand is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Leukemia, Anemia, Bone Marrow Transplant, and Splenectomy.

      Experienced in L1 Syndrome

      Patrick J. Lutz
      Experienced in L1 Syndrome

      Patrick J. Lutz
      Strasbourg, FR 

      Patrick Lutz practices in Strasbourg, France. Mr. Lutz is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Leukemia, Sideroblastic Anemia, Anemia, and Bone Marrow Transplant.

      Experienced in L1 Syndrome

      Thomas Mercher
      Experienced in L1 Syndrome

      Thomas Mercher
      Paris, FR 

      Thomas Mercher practices in Paris, France. Mr. Mercher is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Megakaryoblastic Leukemia, Acute Erythroid Leukemia (AEL), Acute Myeloid Leukemia (AML), and Leukemia.

      Experienced in L1 Syndrome

      Benoit Brethon
      Experienced in L1 Syndrome

      Benoit Brethon
      Paris, FR 

      Benoit Brethon practices in Paris, France. Mr. Brethon is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Leukemia, Agranulocytosis, Infantile Neutropenia, and Bone Marrow Transplant.

      Experienced in L1 Syndrome

      Arnaud Y. Petit
      Experienced in L1 Syndrome

      Arnaud Y. Petit
      Paris, FR 

      Arnaud Petit practices in Paris, France. Mr. Petit is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Acute Lymphoblastic Leukemia (ALL), Acute Megakaryoblastic Leukemia, Leukemia, and Acute Myeloid Leukemia (AML).

      Experienced in L1 Syndrome

      Thierry Frebourg
      Experienced in L1 Syndrome

      Thierry Frebourg
      Rouen, FR 

      Thierry Frebourg practices in Rouen, France. Mr. Frebourg is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Li-Fraumeni Syndrome, Lynch Syndrome, Ruvalcaba Syndrome, and Primary Familial Brain Calcification.

      Experienced in L1 Syndrome

      Damien Sanlaville
      Experienced in L1 Syndrome

      Damien Sanlaville
      Groupement Hospitalier Est, 
      Bron, FR 

      Damien Sanlaville practices in Bron, France. Mr. Sanlaville is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Achalasia Microcephaly Syndrome, Microcephaly, Kabuki Syndrome, and Cortical Dysplasia.

      Experienced in L1 Syndrome

      Laurent Meijer
      Experienced in L1 Syndrome

      Laurent Meijer
      Roscoff, FR 

      Laurent Meijer practices in Roscoff, France. Mr. Meijer is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Down Syndrome, Alzheimer's Disease, Dementia, and Parkinson's Disease.

      Experienced in L1 Syndrome

      Fabienne Nacka
      Experienced in L1 Syndrome

      Fabienne Nacka
      Bordeaux, FR 

      Fabienne Nacka practices in Bordeaux, France. Ms. Nacka is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. Her top area of expertise is L1 Syndrome.

      Experienced in L1 Syndrome

      Emmanuel Deau
      Experienced in L1 Syndrome

      Emmanuel Deau
      Roscoff, FR 

      Emmanuel Deau practices in Roscoff, France. Mr. Deau is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Down Syndrome, L1 Syndrome, Alzheimer's Disease, and Parkinson's Disease.

      Experienced in L1 Syndrome

      Benedicte Gerard
      Experienced in L1 Syndrome

      Benedicte Gerard
      Strasbourg, FR 

      Benedicte Gerard practices in Strasbourg, France. Ms. Gerard is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Coffin-Lowry Syndrome, Achalasia Microcephaly Syndrome, Microcephaly, and Cerebellar Hypoplasia.

      Experienced in L1 Syndrome

      Audrey Putoux
      Experienced in L1 Syndrome

      Audrey Putoux

      Hospices Civils De Lyon

      Bron, FR 

      Audrey Putoux practices in Bron, France. Ms. Putoux is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Microcephaly, Achalasia Microcephaly Syndrome, Curry Jones Syndrome, and Acrocallosal Syndrome.

      Experienced in L1 Syndrome

      Stephane Ducassou
      Experienced in L1 Syndrome

      Stephane Ducassou
      Bordeaux, FR 

      Stephane Ducassou practices in Bordeaux, France. Ms. Ducassou is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Leukemia, Acute Lymphoblastic Leukemia (ALL), Evans Syndrome, Splenectomy, and Bone Marrow Transplant.

      Experienced in L1 Syndrome

      Amelie Piton
      Experienced in L1 Syndrome

      Amelie Piton
      Illkirch-graffenstaden, FR 

      Amelie Piton practices in Illkirch-graffenstaden, France. Ms. Piton is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. Her top areas of expertise are Achalasia Microcephaly Syndrome, Microcephaly, Cortical Dysplasia, and Nicolaides-Baraitser Syndrome.

      Experienced in L1 Syndrome

      Patrick Edery
      Experienced in L1 Syndrome

      Patrick Edery
      Service De Génétique Et Centre De Référence Maladies Rares Des Anomalies Du Développement CLAD Sud Est, 
      Lyon, FR 

      Patrick Edery practices in Lyon, France. Mr. Edery is rated as an Experienced expert by MediFind in the treatment of L1 Syndrome. His top areas of expertise are Microcephalic Osteodysplastic Primordial Dwarfism Type 2 (MOPD2), Microcephalic Osteodysplastic Primordial Dwarfism Type 1 (MOPD1), Achalasia Microcephaly Syndrome, and Microcephaly.

      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 25

      Last Updated: 10/30/2025

      What is the definition of L1 Syndrome?

      L1 syndrome describes a group of conditions that primarily affect the nervous system and occur almost exclusively in males. These conditions vary in severity and include, from most severe to least, X-linked hydrocephalus with stenosis of the aqueduct of Sylvius (HSAS), MASA syndrome, spastic paraplegia type 1, and X-linked complicated corpus callosum agenesis.

      When should I see a L1 Syndrome doctor in France?

      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 L1 Syndrome doctor in France?

      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 L1 Syndrome doctor in France?

      You can find a L1 Syndrome doctor in any of the 10 largest U.S. cities by clicking below:

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      L1 Syndrome doctor near San Jose, CA

      How does MediFind rank L1 Syndrome doctors in France?

      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 L1 Syndrome doctors in France?

      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 L1 Syndrome doctor in France?

      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 L1 Syndrome doctor search results page. 

      Why is it important to get a second opinion from a different L1 Syndrome 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 L1 Syndrome doctor in France?

      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 L1 Syndrome 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 L1 Syndrome 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 L1 Syndrome doctors in France?

      Look for the filter feature on the left side of the L1 Syndrome 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 L1 Syndrome doctor that offers video calls?

      Look for the filter feature on the left-side of the L1 Syndrome 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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