What Is an Immunologist? Everything You Need to Know
An immunologist can help diagnose and treat immune system disorders, allergies, autoimmune diseases, and more. If you’re experiencing unexplained symptoms related to your immune system, consulting Dr. Oral Alpan, MD, and his team can provide you with the right diagnosis and personalized treatment plan to improve your health and well-being. For more information, contact us or request an appointment online. We have convenient locations to serve you in McLean VA, Alexandria VA, Arlington VA, Bethesda MD, Gaithersburg MD, and Rockville MD.


Table of Contents:
What does an immunologist do?
How does an immunologist diagnose immune system disorders?
How is an immunologist different from an allergist?
What tests are commonly performed by immunologists?
Our clinic is at the forefront of research into immune responses, investigating the mechanisms that trigger and regulate immune reactions. This research is essential for the development and enhancement of vaccines, which are vital in preventing infectious diseases. At Amerimmune Clinic, we are committed to studying vaccine efficacy and safety, and we strive to improve existing vaccines while developing new solutions for emerging diseases.
In our clinical practice, Amerimmune Clinic specializes in diagnosing and treating patients with a variety of immune-related disorders. These include autoimmune diseases, where the immune system erroneously attacks the body’s own tissues, such as rheumatoid arthritis, lupus, and multiple sclerosis. We also address immunodeficiency disorders, where the immune system’s ability to combat infections is impaired, like primary immunodeficiency and acquired immunodeficiencies such as HIV/AIDS.
Our immunologists also have significant expertise in allergy diagnosis and treatment. We identify allergens that trigger adverse immune reactions and develop comprehensive strategies to manage these responses through medications, immunotherapy, and lifestyle adjustments.
At Amerimmune Clinic, our work is diverse and dynamic, spanning both research and clinical practice. Our ultimate aim is to enhance the understanding of the immune system to improve patient health and well-being. Our contributions are vital in combating infectious diseases, managing chronic immune conditions, and advancing the field of personalized medicine, ultimately helping our patients lead healthier lives.
Our process begins with a thorough medical history and physical examination to understand the patient’s symptoms, family history, past infections, and any previous medical treatments that could impact immune function. This initial assessment helps us identify patterns that might suggest an underlying immune disorder.
To further explore these patterns, our immunologists employ a range of sophisticated blood tests to evaluate the health and functionality of the immune system. These tests typically include a complete blood count (CBC) to assess different blood cell types, immunoglobulin levels to evaluate antibody production, and specific tests for analyzing immune cells like lymphocytes. Additionally, we may examine the complement system, a crucial component of immune responses, to ensure its proper function.
Depending on the suspected disorder, specialized diagnostic tests are done. For patients with potential allergic reactions, skin tests may be conducted, while genetic testing is available if a hereditary immune deficiency is suspected.
Functional tests are a vital part of our diagnostic toolkit, assessing how effectively the immune system responds to challenges. Vaccine challenge tests, for example, can provide valuable insights into the adaptive arm of the immune system by evaluating immune responses to vaccines.
At Amerimmune Clinic, our immunologists collaborate closely with other specialists to ensure a comprehensive and accurate diagnosis. This multidisciplinary approach allows us to confirm or rule out related conditions, ensuring that each patient receives a precise diagnosis. Once a diagnosis is established, we engage in detailed discussions with the patient to develop a personalized treatment plan.
Our team of expert immunologists delves deeply into the complexities of the immune system. We focus on both the broad aspects of immune function and specific immune-related disorders, such as autoimmune diseases, immunodeficiencies, and systemic immune dysfunctions. By engaging in pioneering research, we aim to uncover the mechanisms behind immune responses and develop innovative therapies and vaccines that improve patient outcomes.
An immunologist and an allergist both specialize in the immune system, but their focus areas differ. An allergist primarily diagnoses and treats allergies, which occur when the immune system reacts to harmless substances like pollen, dust, or certain foods. They manage conditions like asthma, hay fever, and food allergies.
An immunologist, on the other hand, specializes in the broader field of immunology, which includes diagnosing and treating immune system disorders such as autoimmune diseases, immune deficiencies, and certain types of infections. Immunologists may also deal with transplant rejection and other complex immune system-related conditions. While there is overlap, an immunologist typically has a broader focus beyond allergies.
Both immunology and allergy care are crucial for maintaining and enhancing the overall health of our patients. By bridging these specialties, we offer a holistic approach to managing and treating immune system-related conditions, ensuring that our patients receive the best possible care tailored to their unique needs.
At Amerimmune Clinic, we specialize in providing comprehensive care for patients with immune system disorders.
One of the key diagnostic tools we utilize is the complete blood count (CBC), which offers crucial insights into the types and numbers of cells in the blood, especially white blood cells that are integral to immune responses. This test forms the foundation of our diagnostic process, helping us understand the general state of a patient’s immune system.
In addition to CBC, we conduct immunoglobulin tests to assess antibody levels in the blood. These tests are vital for evaluating immune function and identifying potential immune deficiencies or autoimmune disorders. Our clinic also performs skin tests to diagnose allergies, allowing us to pinpoint specific allergic sensitivities and tailor treatment plans accordingly.
We also utilize flow cytometry, an advanced technique that examines the physical and chemical characteristics of immune cells, which is essential for diagnosing conditions like leukemia or lymphomas.
At Amerimmune Clinic, our comprehensive approach to diagnostics and personalized care ensures that each patient receives the most effective treatment for their unique immune-related condition. Our commitment to utilizing cutting-edge technology and innovative therapies allows us to deliver exceptional care tailored to the specific needs of each patient. For more information, contact us or schedule an appointment online. We have convenient locations to serve you. We serve patients from McLean VA, Alexandria VA, Arlington VA, Bethesda MD, Gaithersburg MD, Rockville MD, Vienna VA, IdylWood VA, Lincolnia VA, Groveton VA, Falls Church VA, North Bethesda MD, Takoma Park MD, Montgomery Village MD, Redland MD, Aspen Hill MD, and surrounding areas.

Additional Services You May Need
▸ Allergy Consultation
▸ Immunology Consultation
▸ Allergen Immunotherapy
▸ Allergy Vials
▸ Allergy Shots
▸ Biological Drug Administration
▸ Diagnostic Testing
▸ Skin Prick Testing
▸ Allergy Patch Testing
▸ Oral Food Challenge Testing
▸ Nasal Swab Culture Testing
▸ Routine Venipuncture Testing
▸ Telehealth
▸ Immunology Testing
▸ Food Allergy Testing

Additional Services You May Need
▸ Allergy Consultation
▸ Immunology Consultation
▸ Allergen Immunotherapy
▸ Allergy Vials
▸ Allergy Shots
▸ Biological Drug Administration
▸ Diagnostic Testing
▸ Skin Prick Testing
▸ Allergy Patch Testing
▸ Oral Food Challenge Testing
▸ Nasal Swab Culture Testing
▸ Routine Venipuncture Testing
▸ Telehealth
▸ Immunology Testing
▸ Food Allergy Testing