Ortho

Question 1

Legg- Calce- Perthes disease age group__

Answer 1

Children 4 - 10 yrs

Question 2

Osgood Schlatter disease

Age group __

Most common Sx __

Answer 2

• Child (9 -14 yrs)

* Anterior knee pain after exercise

Question 3

BITE presentation of Osteogenesis Imperfecta is __

Answer 3

• Bones (recurrent fractures)
• I (“eyes” blue sclerae)
• Teeth (dental abnormalities)
• Eear (hearing loss)

Question 4

Orthopedic dx with decreased synthesis of Type I collagen

Answer 4

• Osteogenesis Imperfecta

Question 5

Dx in white, 10yr boy,
• painful swollen femur (after trauma)
• with onion skinning lesion X-ray.
• Affecting diaphysis__

Answer 5

• Ewing’s Sarcoma

Question 6

Site of Mets in Male 10 -30,
• painful progressive swelling
• metaphysics of distal femur
• sunburst and Colman’s triangle on X-ray

Answer 6

• Osteosarcoma Mets to Lung

Question 7

Peak incidence age group of..

Most common hand tumor arising from hyaline cartilage __

Answer 7

Enchondroma peaks (20- 50yrs)

Question 8

Peak incidence age group of..

Most common primary benign bone tumor__

Answer 8

• Osteochondroma peaks

10- 30yrs

Question 9

< 2cm tumor in cortex of long bone

• constant intense pain responsive to NSAIDS

Answer 9

•Osteoid Osteoma

Question 10

> 2cm tumor in posterior element of vertebrae.

• unresponsive to NSAIDs

Answer 10

Osteoblastoma