2 Herpetiform ulceration, a rare subtype of aphthous ulcer, presents with 5–100 tiny, grouped, or scattered aphthous lesions in the absence of HSV.3 This may occur in patients with Behçet disease, ...

On the other hand, some studies suggest cannabis could be beneficial for ulcer management. For example, a 2023 trial tested topical cannabidiol (CBD) for recurrent aphthous ulcers (canker sores).

The serum levels of vitamin D in patients with recurrent aphthous stomatitis are not clear. We investigated the vitamin D levels in patients with recurrent aphthous stomatitis. Methods ...

we performed high throughput sequencing analysis of bacterial samples collected from the normal oral mucosa and aphthous ulcers of 24 patients.

You should also see a general practitioner (GP), dermatologist or ear, nose and throat (ENT) physician if aphthous ulcers appear elsewhere on your body, or if you have other symptoms like a fever ...