To determine the clinical and serological characteristics of type I food allergy to cow milk proteins in adults, we investigated all 34 patients aged from 16 to 58 years who were diagnosed between and to have IgE-mediated reactions to cow milk and cheese. Women represented In cow milk allergy CMA patients, significantly lower levels of milk-specific IgG were observed than in normal controls. The main organ manifestations of CMA in adults were the respiratory tract and the skin, with gastrointestinal and cardiovascular symptoms occurring less often than in children.
Cow's milk allergy in adults is rare but severe: both casein and whey proteins are involved
Is Milk Bad for You? Here’s What the Research Says
Dairy allergy symptoms in adults are less common than in children, but they have a tendency to be more persistent. Skin, respiratory and gastrointestinal symptoms may occur separately or they may overlap. In the most severe cases of dairy allergy, anaphylaxis is a life-threatening symptom. An article in the March issue of "Small Ruminant Research" notes that cow milk contains more than 20 proteins that can cause allergic reactions 2. Skin reactions after drinking or eating dairy products are common in people who are allergic.
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Milk allergy is an adverse immune reaction to one or more proteins in cow's milk. When allergy symptoms occur, they can occur rapidly or have a gradual onset. The former may include anaphylaxis , a potentially life-threatening condition which requires treatment with epinephrine among other measures. The latter can take hours to days to appear, with symptoms including atopic dermatitis , inflammation of the esophagus , enteropathy involving the small intestine and proctocolitis involving the rectum and colon.
Both lactose intolerance and milk allergy could cause you to avoid dairy products, but they are not the same. Here's how to tell the difference, and how to still maintain a balanced diet. Lactose intolerance is caused by not having enough of the enzyme lactase, which is needed to break down lactose, the sugar found in milk and other dairy products.