PMC4754274_01
The central venous access device. The black arrow indicates the insertion site of the pulmonary artery catheter. The yellow catheter is the pulmonary artery catheter.
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F1
He started coughing, and blood and air suddenly spouted from the rubber valve of the central venous access device (Fig. 1).
The obturator plug of the central venous access device.
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F2
We attempted to aspirate air from the central venous access device, but no air bubbles were seen in the syringe and the rubber valve site was closed with an obturator plug (Fig. 2).
Brain magnetic resonance imaging of the study patient showing very tiny, cortical, high signal lesions in both cerebral hemispheres. The arrows indicate white dot-like lesions, which are suggestive of microemboli.
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F3
Three hours later, MRI with diffusion-weighted imaging was performed, and there were very tiny, cortical, high signal, dot-like lesions in both hemispheres, indicating microemboli (Fig. 3).