PMC4879862_01
Cyanosis.
eplasty16ic18_fig1.jpg
PMC4879862_01_eplasty16ic18_fig1.jpg
F1
After 30 minutes, the peripheral oxygen saturation (Spo2) dropped gradually to 85% and the patient's lips and face showed evidence of cyanosis (Fig 1).
A chest x-ray showing correct endotracheal tube placement and no acute lung pathology.
eplasty16ic18_fig2.jpg
PMC4879862_01_eplasty16ic18_fig2.jpg
F2
The finding from a chest x-ray film was negative for any acute lung pathology and the endotracheal tube was noted to be above the carina (Fig 2).