Dr. Caroline Weisser – Allergist / Immunologist | Montréal, QC

Dr. Caroline Weisser is a dedicated Allergist / Immunologist, committed to providing expert care for patients of all ages with allergic or immunologic conditions. Practicing at Hygea Medical Clinic in Montréal, QC, she is a trusted provider of specialized allergy and immunology care in the community. She adheres to the high standards set by the Collège des médecins du Québec (CMQ), ensuring that her practice aligns with current best practices and patient safety protocols. As an Allergist / Immunologist, she focuses on the diagnosis, treatment, and management of allergies, asthma, and disorders of the immune system. Her approach is rooted in compassion, understanding, and a commitment to improving her patients’ quality of life.

Dr. Weisser holds a Medical Degree from a recognized institution and has completed extensive training in Internal Medicine or Pediatrics, followed by a specialized fellowship in Clinical Immunology and Allergy. With over 6 years of experience practicing as an Allergist / Immunologist since 2018, she has developed a deep expertise in managing complex allergic and immunologic conditions. She has obtained the necessary certifications and postgraduate training required to practice in Quebec, ensuring her patients receive care that is both current and comprehensive.

Her professional philosophy emphasizes accurate diagnosis and personalized management of allergic and immunologic conditions. Dr. Weisser is dedicated to empowering her patients through education, providing evidence-based treatment options, and utilizing the latest advancements in allergy and immunology. She is committed to enhancing her patients’ quality of life by minimizing symptoms and preventing severe reactions. Collaborating closely with primary care physicians and other specialists, she offers integrated and patient-centered care. Dr. Weisser provides consultation and treatment services in French, ensuring accessibility and comfort for her diverse patient population.

Dr. Caroline Weisser provides expert diagnosis and management for a wide range of allergic and immunologic conditions, including:

Respiratory Allergies

Dr. Weisser manages includes allergic rhinitis (hay fever) and allergic asthma.

• Allergic Conjunctivitis: Inflammation of the conjunctiva (the clear membrane covering the white part of the eye) due to allergens, causing itchy, red, watery, and swollen eyes.
• Chronic Sinusitis (Allergy-Related): Symptoms include nasal congestion, facial pain/pressure, and post-nasal drip.
• Allergic Asthma: Requires identification of allergic triggers and a comprehensive asthma management plan.

Immunodeficiency Disorders

Dr. Weisser manages conditions where the immune system's ability to fight infections and diseases is compromised or absent.

• Primary Immunodeficiency Diseases (PIDD): Examples include Common Variable Immunodeficiency (CVID), X-linked Agammaglobulinemia (XLA), and Severe Combined Immunodeficiency (SCID).
• Secondary Immunodeficiencies (e.g., due to HIV, Medications): Strategies focus on supporting the immune system and managing the primary cause.
• Humoral (Antibody) Deficiencies: Disorders where the body doesn't produce enough antibodies (immunoglobulins) to fight off infections effectively.

Insect Sting and Other Specific Allergies

Dr. Weisser manages accurate diagnosis is key to implementing effective avoidance and emergency treatment strategies.

• Insect Sting Allergies (Bee, Wasp, Hornet, Yellow Jacket, Fire Ant): Allergic reactions to the venom of stinging insects, ranging from large local reactions to systemic anaphylaxis.
• Latex Allergy: Requires strict avoidance of latex-containing products.
• Mast Cell Disorders (e.g., Mastocytosis, Mast Cell Activation Syndrome): Conditions involving abnormal accumulation or activation of mast cells, leading to symptoms like flushing, itching, hives, abdominal pain, and anaphylaxis.

This list is not exhaustive. For a comprehensive evaluation of your condition, a consultation with Dr. Caroline Weisser is necessary.

• Recurrent Infection Evaluation: Development of strategies to reduce infection frequency and severity.
• Pulmonary Function Testing (Spirometry) for Asthma: Measures how much air you can inhale and exhale, and how quickly you can exhale.
• Management of Secondary Immunodeficiencies: Focus on preventing and treating opportunistic infections.
• Comprehensive Allergy and Immunology Consultation: Thorough evaluation of allergic and immunologic conditions, including detailed patient history and physical examination.
• Management of Urticaria (Hives) and Angioedema: Diagnosis and treatment of acute and chronic hives and swelling.
• Asthma Diagnosis and Management: Comprehensive care for asthma, including diagnosis, personalized treatment plans with inhalers and other medications.

Note: This list provides an overview. Specific diagnostic tests and treatment plans are determined after a thorough consultation with Dr. Weisser.

Allergy and immunology services are provided in accordance with the standards of practice set by the Collège des médecins du Québec (CMQ) and relevant Canadian Society of Allergy and Clinical Immunology (CSACI) and international guidelines. A referral from a physician is generally required for consultation.

Dr. Weisser practices primarily at Hygea Medical Clinic, located in the vibrant neighborhood of Notre-Dame-de-Grâce (NDG) Central in Montréal. The clinic is conveniently situated near the Mile End District, accessible via the Société de transport de Montréal (STM) network, including Métro and Bus routes. The facility is equipped for allergy testing and consultations, providing a professional and supportive environment for patients seeking allergy and immunology care. Patients can usually find convenient parking options in proximity to the clinic, making access easy and straightforward for those in need of expert allergy and immunology services.

Do I need a referral to see Dr. Weisser?

For most consultations with Dr. Weisser that are medically necessary and covered by Régie de l'assurance maladie du Québec (RAMQ), a referral from your family doctor is typically needed. This helps in coordinating your care effectively. Some specialized allergy clinics or services might have different referral processes, so it's always good to check with their office. Please have your referring doctor's office contact Dr. Weisser's clinic for referral instructions.

Does Dr. Weisser offer allergen immunotherapy (allergy shots/drops)?

Yes, Allergist / Immunologists like Dr. Weisser often prescribe and manage allergen immunotherapy. This treatment, available as allergy shots (subcutaneous immunotherapy or SCIT) or under-the-tongue tablets/drops (sublingual immunotherapy or SLIT for certain allergens), helps your body build tolerance to specific allergens over time, reducing symptoms of hay fever, allergic asthma, or insect sting allergies. She can determine if immunotherapy is a suitable option for you. She specializes in the diagnosis, treatment, and management of allergies, asthma, and disorders of the immune system.

What is involved in an evaluation for a possible immunodeficiency by Dr. Weisser?

If an immunodeficiency is suspected (e.g., due to recurrent, severe, or unusual infections), Dr. Weisser will conduct a thorough evaluation. This typically involves a detailed medical and family history, a physical examination, and specialized laboratory tests to assess different components of the immune system (like antibody levels, white blood cell counts, and function). The goal is to identify any underlying immune system weakness and develop an appropriate management plan.

When should I see an Allergist / Immunologist like Dr. Weisser?

A consultation with Dr. Weisser is recommended if you need specialized allergy testing, are considering allergen immunotherapy (allergy shots/drops), have a suspected immunodeficiency, or require expert management for conditions like anaphylaxis, chronic urticaria, or complex allergic disorders. Your primary care physician can help determine if a referral is appropriate.

What are some common conditions treated by Dr. Weisser?

Dr. Weisser treats a wide spectrum of allergic and immunologic conditions. Common ones include allergic rhinitis (hay fever), asthma, food allergies, drug allergies, insect sting allergies, atopic dermatitis (eczema), urticaria (hives), angioedema, and primary immunodeficiency diseases. She specializes in the diagnosis, treatment, and management of allergies, asthma, and disorders of the immune system.

Hygea Medical Clinic
710-5100 boul de Maisonneuve O
Montréal, QC H4A 3T2

Office Phone: (514) 938-0995

Dr. Weisser is a licensed Allergist / Immunologist regulated by the Collège des médecins du Québec (CMQ) under the Medical Act in Quebec. A referral from a family physician or another specialist is generally required for a consultation with Dr. Weisser, particularly for services covered by Régie de l'assurance maladie du Québec (RAMQ).

Verify Dr. Weisser's registration with the Collège des médecins du Québec (CMQ): https://www.cmq.org/en/directory/physicians?number=18658