PMC6444314_01
Submandibular swelling the day after the onset
jou-18-359-g001.jpg
PMC6444314_01_jou-18-359-g001.jpg
fig1
The overlying skin was intact (Fig. 1).
Ultrasound images of the submandibular glands, showing internal hypoechoic tubular structures without any appearance of sialoliths
jou-18-359-g002.jpg
PMC6444314_01_jou-18-359-g002.jpg
fig2
Doppler images of the submandibular glands revealing parenchyma hypervascularity, which is more prominent in the central region of the glands
jou-18-359-g003.jpg
PMC6444314_01_jou-18-359-g003.jpg
fig3
Appearance of the neck after 7 days from the onset
jou-18-359-g004.jpg
PMC6444314_01_jou-18-359-g004.jpg
fig4
Only 7 days after the onset, the swelling started to regress (Fig. 4).