Daily MCQs test - osteomyelitis

 

Here's a 10-question multiple-choice test on the topic of osteomyelitis:

1. What is osteomyelitis?

   a) Inflammation of the muscles

   b) Infection of the bone

   c) Degeneration of joint cartilage

   d) Abnormal bone growth

2. Which of the following is the most common causative agent of acute osteomyelitis?

   a) Staphylococcus aureus

   b) Streptococcus pyogenes

   c) Escherichia coli

   d) Pseudomonas aeruginosa

3. Which type of osteomyelitis is commonly associated with diabetic foot ulcers?

   a) Acute hematogenous osteomyelitis

   b) Chronic osteomyelitis

   c) Osteomyelitis secondary to trauma

   d) Vertebral osteomyelitis

4. What is the gold standard diagnostic imaging modality for osteomyelitis?

   a) X-ray

   b) Magnetic resonance imaging (MRI)

   c) Ultrasound

   d) Computed tomography (CT) scan

5. What is the recommended first-line treatment for acute bacterial osteomyelitis in children?

   a) Surgical debridement

   b) Intravenous antibiotics

   c) Physical therapy

   d) Immobilization with a cast

6. Which of the following is a common complication of chronic osteomyelitis?

   a) Bone fractures

   b) Bone marrow hyperplasia

   c) Bone hypertrophy

   d) Bone sequestra formation

7. Which route of infection is the most common cause of hematogenous osteomyelitis in children?

   a) Direct bone inoculation

   b) Contiguous spread from adjacent soft tissues

   c) Lymphatic spread

   d) Bacteremia

8. How does sequestrum formation occur in chronic osteomyelitis?

   a) Infection spreads to the surrounding tissues

   b) New bone formation surrounds the dead bone

   c) Bacteria invade the bone marrow

   d) Bone undergoes excessive remodeling

9. What is the primary goal of surgical management in chronic osteomyelitis?

   a) Drainage of pus

   b) Removal of necrotic bone tissue

   c) Promoting bone hypertrophy

   d) Realignment of fractured bones

10. Which age group is most commonly affected by chronic osteomyelitis?

   a) Children and adolescents

   b) Young adults

   c) Middle-aged adults

   d) Elderly individuals

Answers:

1. b) Infection of the bone

2. a) Staphylococcus aureus

3. b) Chronic osteomyelitis

4. b) Magnetic resonance imaging (MRI)

5. b) Intravenous antibiotics

6. d) Bone sequestra formation

7. d) Bacteremia

8. b) New bone formation surrounds the dead bone

9. b) Removal of necrotic bone tissue

10. a) Children and adolescents