Fusobacterium nucleatum Bacteremia Presenting as Isolated Superior Mesenteric Vein Thrombophlebitis.

Fusobacterium nucleatum (F. nucleatum) is a commensal Gram-negative anaerobic bacterium that lives in the oral cavity and gastrointestinal tract of humans. While it is a regular resident of the human oral cavity, F. nucleatum has been implicated in various infections and inflammatory conditions. This case report highlights an unusual association between F. nucleatum and isolated superior mesenteric vein (SMV) thrombosis.

Uncommon Culprit, Familiar Foe: A Case of Septic Thrombophlebitis of the Internal Jugular Vein Triggered by Klebsiella Bacteremia.

Septic thrombophlebitis of the internal jugular vein is characterized as Lemierre syndrome. Patients typically present with sore throat and fever and may present with a tender neck mass due to thrombophlebitis of the internal jugular vein. We present the case of a 57-year-old male with neck pain, fever, chills, and headaches who was diagnosed with internal jugular vein septic thrombophlebitis associated with catheter-related introduction of bacteria.