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Cold Sores
Recurrent Herpes Simplex: cold sores on the lip and inside the mouth
Recurrent herpes simplex causes cold sores on the lip and sometimes inside the mouth. Here's what to look for and when antivirals help. Reviewed by Dr Cristian Dunker.
13 May 2026
Systemic
Oral Manifestations of Anaemia: when low iron or B12 shows up in your mouth
Anaemia can show up in your mouth first — smooth sore tongue, pale lining, cracked corners. Here's what to watch for. Reviewed by Dr Cristian Dunker.
13 May 2026
Ulcers
Pemphigus Vegetans: the warty, vegetating variant of pemphigus
Pemphigus vegetans is a rare variant of pemphigus vulgaris that produces warty, vegetating plaques in skin folds and at the oral commissures. Reviewed by Dr Cristian Dunker.
10 May 2026
Ulcers
Pemphigus Vulgaris: when the immune system attacks the lining of the mouth
Pemphigus vulgaris is a rare autoimmune disease that often starts in the mouth as ragged, painful ulcers. Reviewed by Dr Cristian Dunker.
10 May 2026