Real-world tree nut consumption in peanut-allergic individuals.

Background: Individuals with peanut allergy often avoid tree nuts, yet true rates of tree nut allergy in peanut-allergic individuals are as low as 7%.

Objective: To examine tree nut sensitization patterns in peanut-allergic individuals, patient and family choice regarding tree nut consumption, and factors that influence consumption of tree nuts.

Methods: All patients presenting for peanut allergy evaluation to an outpatient allergy office were included during a 4-month period.

Immunologic Adverse Effects of Biologics for the Treatment of Atopy.

The use of biologic agents as therapies for atopic diseases such as asthma and atopic dermatitis has increased greatly in recent years. The biological agents used to treat atopic diseases are for the most part monoclonal antibodies that suppress the immune response and reduce inflammation by targeting particular cytokines or other molecules involved in Th1, Th2, or Th17 immune reactions. Various side effects and rare complications have been reported from these agents.