This article examines the issues of differential diagnosis of aphthous stomatitis and epidemic stomatitis. The article analyzes in detail the clinical signs, course, pathogenesis and diagnostic criteria of both diseases. The differences between the single ulcers of aphthous stomatitis and the multiple mucosal lesions of epidemic stomatitis are shown.

Aphthous stomatitis, epidemic stomatitis, differential diagnosis, mucosal diseases, oral ulcers, viral stomatitis, laboratory diagnostics, clinical signs, treatment methods, pathogenesis.

Azizova ON, Kadyrov SS (2021). Differential diagnosis of aphthous stomatitis and Behçet's syndrome. Medical Journal of Uzbekistan, 3(2), 45-51.

Imomov MR, Nazarov AK, Kadirov FS (2022). The importance of preventive measures in dental diseases. New Directions in Medicine, 2(3), 78-85.

Jumaev SA, Sobirova MK (2023). The importance of immunological tests in the diagnosis of aphthous stomatitis. Medicine and Innovation, 5(1), 112-119.

Jurayev NB, Toshpo'latov BT, Olimova SA (2020). Pathogenesis and clinic of epidemic stomatitis. Bulletin of the Tashkent Medical Academy, 4(2), 67-72.

Karimov ST, Nurmatov AA, Olimov YS (2021). Modern methods of treating epidemic stomatitis. Journal of Dentistry of Uzbekistan, 3(1), 56-62.

Kuchkarova RA (2021). Oral diseases caused by viruses. Collection of Medical Sciences, 2(4), 88-94.

Mirzaeva KM, Rakhimov SK (2020). Etiology and pathogenesis of aphthous stomatitis. Medical Journal of Uzbekistan, 2(3), 34-40.

Muhammadiev MA (2022). The role of immunomodulators in diseases of the oral mucosa. Bulletin of the Tashkent Medical Academy, 5(3), 102-108.