The patient is likely to have ### Hair Disease: Head Lice ### Disease Description: Head lice are tiny insects that live on the scalp, feeding on human blood. They lay eggs, known as nits, at the base of the hair shaft. ### Severity of Disease: Mild The patient should use ### Medication: Lavender oil ### Medication Description: An essential oil often touted for its potential to repel lice, though clinical evidence supporting its effectiveness is scant. ### Duration: 7 days ### Side Effects: Skin irritation, Nausea, Headache