Bone Infection - Pre Lecture Quizz

The onset of acute pyogenic infection of the bone is less than

• 4 weeks
• 3 month

• 6 weeks

• 2 weeks

The commonest site of bone infection in children is at the

• metaphysis of long bones
• cortex of flat bones
• epiphysis of short bones
• diaphysis of long bones

Which organism is most frequently associated with Acute Haematogenous Osteomyelitis?

• • Staphylococcus aureus

• • Streptococcus pneumoniae

• • Escherichia coli

• • Haemophilus influenzae

What is involucrum?

• Involucrum is a layer of new bone formed around a sequestrum.
• A type of bone marrow
• A resolution of bone infection

• A necrotic bone in the cortex

The best imaging for bone infection is

• MRI
• X-ray
• CT scan
• Technetium Bone Scan

The most appropriate antibiotic for osteomyelitis in children below 4 years olds is

• Cefazolin

• Cefuroxime

• Ceftriaxone

• Cefepime