question: An 80-year-old woman has had no major medical problems, but she has never been physically active for most of her life. One day she falls out of bed and immediately notes a sharp pain in her left hip. She is subsequently unable to ambulate without severe pain. Radiographs show not only a fracture of the left femoral head, but also a compressed fracture of T10. Which of the following conditions is she most likely to have?
opa: Vitamin D deficiency
opb: Acute osteomyelitis
opc: Osteogenesis imperfect
opd: Osteoporosis