MODEL RELEASED. Food challenge. 10-year-old boy undergoing a double-blind oral food challenge to test for a food allergy. The boy will eat a variety of foods one by one,while being watched for symptoms of an allergic reaction by a doctor. The foods will include suspected allergens and placebos. Neither the patient nor doctor know which foods are which. Symptoms of an allergic reaction include local or systemic swelling and a rash. More serious reactions can cause a drop in blood pressure and breathing difficulties. This is known as anaphylactic shock and can be fatal in minutes. A food challenge is used after other tests,such as skin tests,to confirm an allergy | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Rapson, Paul |
Bildgröße: | 5150 px × 3433 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |