CRACKCast E136 - Bone and Joint Infections

Episode Overview:

1. List 6 risk factors for bone and joint infections
2. Describe the classification of osteomyelitis (based on pathophysiology)
3. List the 3 most common bacteria causing osteomyelitis/septic arthritis for each age group: neonate, child, adult; and the following circumstances:
   • Sexually active adolescent
   • Infected prosthesis
   • Sickle cell disease
   • IVDU
   • Human bite
   • Plantar puncture wound
   • Diabetic foot
4. Describe a diagnostic approach to osteomyelitis. What is the utility of bloodwork?
5. List 4 early findings of osteomyelitis on Xray
6. List 5 complications of osteomyelitis
7. List 6 differential diagnoses for osteomyelitis
8. Describe the empiric management of suspected osteomyelitis
9. What is the clinical triad of septic arthritis? Describe typical findings in joint aspiration + radiography.
10. List 5 complications of septic arthritis
11. What is the triad of disseminated Gonococcal disease?
12. List X-ray findings of septic arthritis in a joint with a prosthesis.
13. List 10 differential diagnoses for septic arthritis
14. Describe the empiric management of suspected septic arthritis

Wisecracks:

1. What is Kocher’s Criteria?
2. What is a Biofilm? What is its clinical significance?