Lower leg

Question 1

Where is Tib Tube?

Answer 1

on neck of proximal head

Question 2

OSTEOMYELITIS

Answer 2

Metaphyseal lucency
– Bone destruction seen as ragged,
moth eaten appearance
– Subperiosteal spread elevates the
periosteum and stimulates the
deposition of new bone parallel to
the shaft
– Eventually a large amount of new
bone surrounds the cortex in a thick
irregular bony sleeve

Question 3

Pagents Disease

Answer 3

Destruction phase
• Radiolucency
• Begins at one end of the
bone and extends along the
shaft
• Ends in sharply demarcated
V shape
– Reparative phase
• Bone enlarged
• Irregularly widened cortex
• Coarse thickened trabeculae
• Soft dense bones