Scratching results in the brain’s release of serotonin, intensifying the itch sensation, according to results of a recent animal study. Understanding how to better control the cycle could lead to less itching, especially in those suffering from chronic itching.
Food has joined the list of allergies for which inner-city children are at higher risk, according to a recent study, which found that at least 1 in 10 young children from 4 large cities had an allergy to peanuts, eggs, or milk.
A 2-year-old boy presents to the emergency department with a persistent pruritic rash and a 4-week history of enlarging, tender, bilateral anterior and posterior cervical neck masses. The patient is eating and drinking normally, and he is able to breathe comfortably. He has not developed a hoarse voice, excessive drooling, or facial swelling. The family has no pets, history of foreign travel, or exposure to tuberculosis.