Role of mucosal injury in initiating recurrent aphthous stomatitis.

Role of mucosal injury in initiating recurrent aphthous stomatitis.

The buccal mucosa of 30 patients with recurrent aphthous stomatitis and 15 healthy controls was injured by suture and penetration with a tenaculum and a hypodermic needle and each of the six puncture wounds produced monitored for up to seven days for the development of ulcers. Altogether 26 lesions were induced in 13 patients, whereas none occurred in the controls (p less than 0.001). Sutures c...

Recurrent Aphthous Stomatitis

Recurrent aphthous stomatitis (RAS) is a common disorder affecting 5% to 66% of examined adult patient groups. There may be a female predominance in some adult and child patient groups.1–4 The ulceration usually commences in the second decade,5 although 40% of selected groups of children can have a history of RAS, ulceration beginning before 5 years of age, the frequency of affected patients ri...

Mucosal disease series. Number VI. Recurrent aphthous stomatitis.

Recurrent aphthous stomatitis (RAS; aphthae; canker sores) is a common condition which is characterized by multiple recurrent small, round or ovoid ulcers with circumscribed margins, erythematous haloes, and yellow or grey floors typically presenting first in childhood or adolescence. RAS occurs worldwide although it appears most common in the developed world. The aetiology of RAS is not entire...

Recurrent aphthous stomatitis.

[Recurrent aphthous stomatitis in Rheumatology].

Recurrent aphthous stomatitis consists on recurring oral ulcers of unknown etiology. Oral ulcers may be different in number and size depending on the clinical presentation, which also determines the time needed for healing. Moreover, there are factors associated to outbreaks but not implicated in its etiopathogenesis. When oral aphthosis has a known etiology, it is not considered as recurrent a...