#CASHEW ALLERGY REACTION SKIN#

It seems the area of the skin that broke out from contact with urushiol has immunologic memory that can cause the same area to redevelop the rash from ingestion of urushiol.

Of special interest is that ingestion of cashew nut or cashew apple can lead to reappearance a previously healed case of poison ivy/oak. In some cases, these can be life-threatening. Tree nutsalmonds, cashews, walnuts, and othersoften cause strong allergic reactions. Ingestion can cause irritation of the lips, tongue, mouth and GI tract. Tree Nut Allergy Symptoms and Diagnosis Nausea and vomiting Abdominal pain and cramps Difficulty swallowing, throat tightness Diarrhea Nasal congestion and. Only about 10 of people end up outgrowing their allergy over time. These can occur via contact with the skin, resulting in the typical poison ivy-type rash of itchy bumps and blisters. Hence, it has greater likelihood to lead to allergic problems. In the case of the cashew, the apple has a higher concentration of urushiol than the nut. Cashew allergies often cross-react with pistachios and can cross-react with pink (red) peppercorns, which means people with a Cashew Allergy may be allergic to pistachios and pink peppercorns. The common allergen found in all these plants is urushiol and hence, there can be cross- reactivity with all the plants. A Cashew Nut allergy occurs when there is an immune response from consuming or inhaling substances containing the proteins found in Cashews. Despite its healthy nature, it can be a source of allergic difficulties.Īs it turns out, the cashew tree is a member of the Anacardiaceae Family, which includes poison ivy and oak, poison sumac, mango, lacquer tree, Indian marking tree and rengas tree. This juice is starting to appear in American health food stores.

The cashew apple has a fibrous juicy pulp which can be eaten directly or squeezed to make cashew apple juice – a rich source of vitamin C and antioxidants. An allergy to one tree nut does not necessarily. Tree nuts include almonds, Brazil nuts, cashews, hazelnuts, pecans, pistachios and walnuts. However, a peanut allergy may differ from a cashew allergy. It is the second most common food allergy and is still increasing. Three million Americans, or 1.1 of the general population, are affected by a tree nut or peanut allergy. Tree nuts grow on trees, whereas peanuts grow underground and are considered legumes. Although peanuts are notorious for causing allergic reactions, cashews appear to trigger a more severe. People in these countries have long eaten not only the cashew nut, but the apple itself. Tree nut allergy is one of the eight most common food allergies, affecting roughly 0.5 to 1 of the U.S. 15, 42 There is an uni-directionality of the co-existent allergies. Cashew nuts are not new to the American diet, but cashew apple is.Ĭashew trees native to Brazil and the West Indies also grow in Central America, Asia and Africa. The most common symptoms of a tree nut allergy are nausea and vomiting, as well as abdominal pain. Indeed, Van der Valk et al and the HealthNut studies found that only 3136 of the cashew-allergic patients reacted to pistachio.

Cashew allergy reaction