| 31. | However, nifedipine has never been approved by the FDA for treatment of urticaria pigmentosa.
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| 32. | Also, there have been a few unorthodox ( unusual ) causes of solar urticaria.
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| 33. | This is different from the normal redness that can be seen in people without cold urticaria.
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| 34. | There is usually no associated itch or urticaria, as it is not an allergic response.
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| 35. | :I don't think anyone knows for certain if dermatographic urticaria is genetically inherited.
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| 36. | Patients with cold urticaria need to learn to protect themselves from a hasty drop in body temperature.
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| 37. | Patients who experience urticaria with angioedema require emergency treatment as this is a life-threatening condition.
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| 38. | Treatment guidelines for the management of chronic urticaria have been published by professional allergy and dermatology groups.
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| 39. | Allergic-type reactions, including urticaria, pruritic skin rashes, and fever, may occur.
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| 40. | The pathogenesis of aquagenic urticaria is not fully known; however, several mechanisms have been proposed.
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