The 20 Best Activated PI3K Delta Syndrome (APDS) Doctors in Sweden

Find the Top Activated PI3K Delta Syndrome (APDS) Experts and Specialists

Last Updated: 06/30/2026

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MediFind found 4 doctor with experience in Activated PI3K Delta Syndrome (APDS) near Sweden. Of these, 3 are Experienced and 1 are Distinguished.

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4 providers found
    Distinguished in Activated PI3K Delta Syndrome (APDS)

    Hassan Abolhassani
    Distinguished in Activated PI3K Delta Syndrome (APDS)

    Hassan Abolhassani
    Referral may be required
    Stockholm, AB, SE 

    Hassan Abolhassani practices practicing medicine in Stockholm, Sweden. Mr. Abolhassani is rated as a Distinguished expert by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 25 other conditions, according to our data. His clinical expertise encompasses Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Selective Deficiency of IgA, and Immunodeficiency with Hyper IgM Type 1.

    Experienced in Activated PI3K Delta Syndrome (APDS)

    Lennart Hammarstrom
    Experienced in Activated PI3K Delta Syndrome (APDS)

    Lennart Hammarstrom
    Referral may be required

    Karolinska Institutet

    Stockholm, AB, SE 

    Lennart Hammarstrom practices practicing medicine in Stockholm, Sweden. Mr. Hammarstrom is rated as an Experienced expert by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 13 other conditions, according to our data. His clinical expertise encompasses Selective Deficiency of IgA, Common Variable Immune Deficiency, Primary Immunodeficiency (PID), Severe Combined Immunodeficiency (SCID), and Bone Marrow Transplant.

    Experienced in Activated PI3K Delta Syndrome (APDS)

    Yenan T. Bryceson
    Experienced in Activated PI3K Delta Syndrome (APDS)

    Yenan T. Bryceson
    Referral may be required
    Huddinge, AB, SE 

    Yenan Bryceson practices practicing medicine in Huddinge, Sweden. Bryceson is rated as an Experienced expert by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). They are also highly rated in 12 other conditions, according to our data. Their clinical expertise encompasses Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Reticulohistiocytoma, and Histiocytosis.

    Learn about our expert tiers
    Experienced in Activated PI3K Delta Syndrome (APDS)

    Samuel C. Chiang
    Experienced in Activated PI3K Delta Syndrome (APDS)

    Samuel C. Chiang
    Referral may be required
    Huddinge, AB, SE 

    Samuel Chiang practices practicing medicine in Huddinge, Sweden. Mr. Chiang is rated as an Experienced expert by MediFind in the treatment of Activated PI3K Delta Syndrome (APDS). He is also highly rated in 11 other conditions, according to our data. His clinical expertise encompasses Hemophagocytic Lymphohistiocytosis, Non-Langerhans-Cell Histiocytosis, Reticulohistiocytoma, Bone Marrow Aspiration, and Bone Marrow Transplant.

    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 1-4 of 4

    Last Updated: 06/30/2026

    What is the definition of Activated PI3K Delta Syndrome (APDS)?

    Activated PI3K-delta syndrome (also known as APDS) is a disorder that impairs the immune system. Individuals with this condition often have low numbers of white blood cells (lymphopenia), particularly B cells and T cells. Normally, these cells recognize and attack foreign invaders, such as viruses and bacteria, to prevent infection. The severity of activated PI3K-delta syndrome varies widely. Some people may have multiple, severe infections while others show mild symptoms to none at all.

    When should I see an Activated PI3K Delta Syndrome (APDS) doctor in Sweden?

    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 an Activated PI3K Delta Syndrome (APDS) doctor in Sweden?

    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 Activated PI3K Delta Syndrome (APDS) doctor in Sweden?

    You can find an Activated PI3K Delta Syndrome (APDS) doctor in any of the 10 largest U.S. cities by clicking below:

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    How does MediFind rank Activated PI3K Delta Syndrome (APDS) doctors in Sweden?

    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 Activated PI3K Delta Syndrome (APDS) doctors in Sweden?

    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 an Activated PI3K Delta Syndrome (APDS) doctor in Sweden?

    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 Activated PI3K Delta Syndrome (APDS) doctor search results page. 

    Why is it important to get a second opinion from a different Activated PI3K Delta Syndrome (APDS) 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 an Activated PI3K Delta Syndrome (APDS) doctor in Sweden?

    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 Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) 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 Activated PI3K Delta Syndrome (APDS) doctors in Sweden?

    Look for the filter feature on the left side of the Activated PI3K Delta Syndrome (APDS) 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 an Activated PI3K Delta Syndrome (APDS) doctor that offers video calls?

    Look for the filter feature on the left-side of the Activated PI3K Delta Syndrome (APDS) 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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