Chronic Urticaria: Causes, Symptoms, and Management Tips - Dermatology

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Chronic urticaria, commonly known as hives, can be a frustrating condition characterized by itchy, raised welts on the skin that can appear and disappear over time. Understanding its causes, symptoms, and management strategies is crucial for those affected. Based on the symptoms and lifestyle changes you've described, let's delve into the potential causes and management strategies for your chronic urticaria.


Symptoms and Triggers
1. Physical Triggers: You mentioned that pressure or friction on the skin leads to redness and raised welts. This is indicative of physical urticaria, which can be triggered by pressure, temperature changes, or even sunlight.
2. Food Allergens: The development of new food allergies, particularly to fruits like pineapple, banana, and apple, suggests that your immune system may be reacting differently than before. This could be due to a variety of factors, including changes in your gut microbiome or increased sensitivity.

3. Self-Resolution: The fact that the hives resolve within 30 to 90 minutes without accompanying respiratory symptoms is a positive sign, indicating that while your body is reacting, it may not be a severe allergic reaction.


Potential Causes
1. Environmental Changes: You noted changes in your living environment, such as increased dryness and the introduction of a new pet (a cat). Both factors could contribute to your symptoms. Pet dander is a common allergen, and if you have developed sensitivities, this could be a significant trigger.

2. Dietary Changes: The introduction of new supplements, particularly those containing zinc and other minerals, could also be a factor. Sometimes, the body can react to certain ingredients in supplements, especially if they are new to your system.

3. Seasonal Changes: The change in seasons can exacerbate allergic reactions, especially if you have a history of allergies.

Management Strategies
1. Avoidance of Triggers: Since you suspect that your new cat may be a trigger, consider limiting your exposure to the pet and monitor if your symptoms improve. Additionally, keep a food diary to identify any specific foods that may be causing reactions.

2. Environmental Control: Continue to maintain a dry and well-ventilated living space. Regular cleaning to reduce dust mites and allergens can help. Consider using air purifiers to filter out potential allergens.

3. Diet Simplification: You mentioned simplifying your diet, which is a good approach. Focus on whole, unprocessed foods and gradually reintroduce potential allergens one at a time to identify any specific triggers.

4. Medication: While you prefer to avoid medication, antihistamines can be effective in managing symptoms. If you decide to use them, consider non-drowsy options that can be taken during the day.

5. Consultation with Specialists: Since your symptoms have not improved significantly, it may be beneficial to consult with an allergist or dermatologist. They can perform specific tests to identify allergens and provide tailored treatment options.

6. Stress Management: Stress can exacerbate allergic reactions, so incorporating relaxation techniques such as yoga, meditation, or deep-breathing exercises may help in managing your symptoms.


Conclusion
Chronic urticaria can be complex, and while it often requires a multifaceted approach to management, identifying and avoiding triggers is key. Keep monitoring your symptoms and lifestyle changes, and don't hesitate to seek professional help if your condition persists or worsens. Remember, patience is essential as you work towards finding the right balance and solutions for your health.