Diagnosis of prurigo nodularis typically begins with a physical exam. At the clinic, the doctor will first ask about the patient's medical history and symptoms, then examine the skin. To confirm the diagnosis, the doctor may need to order blood tests or skin biopsies, depending on the presentation.

gilaxia / Getty Images
This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.