Joelle Has Taken Her Son to See Many Doctors, Claiming

Joelle has taken her son to see many doctors, claiming that he has Morgellons disease. She says that she often pulls organic fiber-like threads from his skin and that the boy has rashes and skin lesions that show infection. Which statement about this disease is accurate?

A) Dermatologists have found that it is caused by chronic allergies to pets.
B) Research conducted by the CDC failed to find a medical explanation.
C) Patients with the condition respond well to treatment with wide-spectrum antifungals topical and oral.
D) It appears to be associated with poor personal hygiene.