Aggregatibacter aphrophilus is commonly implicated in endocarditis. This article describes an occurrence of osteomyelitis, taxonomy changes, and metabolic pathways of the organism.

Learning Objectives:

• Define the HACEK organisms, common infections, and antibiotic treatment
• Explain X and V factor effects on bacterial metabolic pathways
• Describe the limitations of susceptibility testing of HACEK organisms

Author(s):

• Juline Dubov, (MLS (ASCP)
• Joel Mortensen, PhD, FAAM, HCLD
• Andrew Cox, MD, PhD

Relevant Certifications:

• Certified Laboratory Consultant (CLC)
• Medical Laboratory Assistant (CMLA)
• Medical Laboratory Technologist (MLT)
• Medical Laboratory Scientist (MLS)

Launch Date: 2023

Enrollment Expiration: 180 days after purchase