PMC5978273_01
Preoperative CT scan showing an abdominal aortic aneurysm surrounded by inflammation/fluid collection (white arrow).
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F1
The computed tomography (CT) scan confirmed the presence of the AAA with a periaortic inflammation (Figure 1).
Y. enterocolitica on CIN agar: small colonies with the typical red bull's eye appearance, namely a red center with colorless translucent rim.
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F2
After 24 h of incubation at 28 C, the colonies displayed the typical red bull's eye appearance, characterized by a red center with a colorless translucent rim (Figure 2).
Peptide mass fingerprinting of Y. enterocolitica from peripheral blood cultures (A) and from aneurysm specimens (B) by MALDI-TOF MS.
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F3
Accordingly, MALDI-TOF MS System confirmed the identification of Y. enterocolitica, with a score of 2.265 (Figure 3).