PMC4390169_01
Infraorbital ecchymosis and slight bruising near the nasolabial fold.
CRID2015-247547.001.jpg
PMC4390169_01_CRID2015-247547.001.jpg
fig1
Infraorbital ecchymosis and slight bruising near the nasolabial fold were observed (Figure 1).
Panoramic radiography showed evidence of a previous root canal therapy with periapical radiolucency.
CRID2015-247547.002.jpg
PMC4390169_01_CRID2015-247547.002.jpg
fig2
Panoramic radiography showed evidence of a previous root canal therapy with periapical radiolucency (Figure 2).
An increase in the ecchymosis was noticed on the first recall.
CRID2015-247547.003.jpg
PMC4390169_01_CRID2015-247547.003.jpg
fig3
On the first recall, an increase in the ecchymosis was noticed; however, the swelling had decreased significantly (Figure 3).
10 days following the incident the patient became asymptomatic.
CRID2015-247547.004.jpg
PMC4390169_01_CRID2015-247547.004.jpg
fig4
Both swelling and ecchymosis kept progressively decreasing during the follow-up period, and the patient became asymptomatic on the 10th day after the procedure (Figure 4).
(a) 3D image and (b) coronal view of DVT revealed that the apex of the buccal root canal had perforated the maxillary cortical bone.
CRID2015-247547.005.jpg
PMC4390169_01_CRID2015-247547.005.jpg
fig5
DVT images revealed that the apex of the buccal root canal had perforated the maxillary cortical bone, creating a pathway for the solution into the soft tissues (Figures 5(a) and 5(b)).
Approximately 4 weeks after the procedure root canals were filled.
CRID2015-247547.006.jpg
PMC4390169_01_CRID2015-247547.006.jpg
fig6
At the final appointment approximately 4 weeks after the procedure, the root canals were filled with AH Plus (Dentsply Maillefer) and gutta-percha (Figure 6).