PMC8068538_01
(a, b) Significant swelling of the upper and lower lips.
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fig1
On extraoral examination, the upper and lower lips were swollen (Figure 1).
Aphthous ulcers on the mucous membrane of the lips.
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Intraoral examination revealed several carious teeth and numerous painful aphthae in the mucous membrane of the lips (Figure 2).
The mucous membrane of the lip with resolution of aphthous ulcers.
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fig3
In this reported case, aphthous ulcers in the mucous membrane cleared up within two weeks (Figure 3).