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SEATTLE (MedPage Today) -- Diagnoses of primary immunodeficiency have risen sharply in the past 30 years, making the condition possibly more common in the U.S. than tuberculosis, a researcher said here.

SEATTLE (MedPage Today) -- Hereditary angioedema can be treated with the same biologic that was approved last month for preventing attacks, a researcher said here.

SEATTLE (MedPage Today) -- Asthma control in children living near major highways in Los Angeles was substantially poorer than in other patients, said a researcher here.

CFC asthma inhalers have been used for years, but now they have been banned in the US and many other parts of the world. Get the facts about their replacements, the HFA-type asthma inhalers.

Knowing the symptoms of asthma in infants can help you get help for your baby sooner. Infant asthma symptoms are sometimes more subtle than those in older children or adults. Baby asthma symptoms might seem more like a cold.