Herpangina, also called mouth blisters, is a painful mouth infection caused by coxsackieviruses However, it occasionally occurs in adolescents and adults. Symptoms include sudden fever with sore throat, headache, loss of appetite, and are typically found on the posterior oropharynx, as compared to gingivostomatitis.
Clinical characteristics of recurrent oral ulceration [2–4, 11, 20, 29–32]. More than 75% of all cases occur on the posterior part of the palate, followed by the lower lip, retromolar pad, sublingual region, tongue, and larynx [11, 34]. . NUG usually affects young adults (18–20 years of age), and it is estimated.
Oral examination demonstrated extensive gray-black ulcers on the oral Selected Differential Diagnosis of Painful Oral Ulcerations in an Adult painful, erythematous plaque on the posterior pharynx (secondary syphilis);.