Factor that causes disease is

A 21-year-old woman went to her dentist because of facial asymmetry. This had occurred gradually over 3 years. The patient has had no symptoms. A diffusely opaque lesion was found in her right maxilla. All lab tests (CBC, alkaline phosphatase, calcium) were within normal limits. Biopsy was interpreted as a fibro-osseous lesion. She most likely has:

a. Cementoblastoma b. Fibrous dysplasia c. Cherubism d. Osteosarcoma e. Chronic osteomyelitis

The initial phase of active TB treatment lasts for

a. 19 days. b. 1 month. c. 2 months. d. 5 months.