DVT is a blood clot that forms in a major vein of your body, most commonly in your legs. It can also occur in your arms. * Swelling in the affected leg or arm, which can include swelling in the foot or ankle. It is most typically in one leg or arm.
Allergen immunotherapy is appropriate for patients suffering from immunoglobulin E (IgE)âmediated allergic diseases such as seasonal allergic rhinitis, perennial rhinitis, allergic asthma, and insect venomanaphylaxis.
Information from allergy tests may help your doctor develop an allergy treatment plan that includes allergen avoidance, medications or allergy shots (immunotherapy). Allergy skin tests are widely used to help diagnose allergic conditions, including: 1  Hay fever (allergic rhinitis). 2  Allergic asthma.