Food Allergy Testing Ottawa

Food Allergy Testing Ottawa - Officially referred to as apthous ulcers, canker sores are an irritated form of mouth ulcer. They appear as an open painful sore commonly inside of the mouth and at times on the upper throat. Canker sores are characterized by a break in the mucus membrane. The word aphtha translates to ulcer and it has been used for a lot of years to define areas of ulceration on mucus membranes. Recurrent aphthous stomatitis or also called RAS can be distinguished from similar appearing oral lesions comprising herpes simplex or some oral bacteria, due to their chronic nature and their multiplicity.

The real cause is unknown, even though canker sores are not contagious. Several individuals would develop canker sores after eating plenty of acidic fruit. The condition is called apthous stomatitis or Sutton's Disease in the case of multiple or major recurring ulcers. At least 10% of the population suffers from recurrent canker sores. It is amongst the most common oral conditions and it seems to affect women more as opposed to men. About 30 to 40% of people who have persisting apthae report a family history.

Canker sores are clinically classified based on the diameter of the lesion. Minor ulcerations or minor aphthous ulcers refer to lesions the size of 3 to 10mm. The appearance of the lesion is an erythematious halo with a greyish or yellowish color. During this time, the ulcer can be really painful and the affected lip area can swell. This can last up to two weeks. Major ulcerations have the same appearance but are larger than 10mm in diameter. Because of their size and how painful they are, they can take more than a month to heal and usually leave a scar. Usually these lesions occur on movable non-keratinizing oral surfaces but the ulcer border can even extend onto keratinized surfaces. Typically, these canker sores develop after teenage years with frequent recurrences.

Herpetiform Ulcerations

The herpetiform ulcerations are the most severe type. The start of these lesions is usually in adulthood and occurs more frequently in females. These kinds of canker sores typically heal in less than one month and often have no scarring. It is often suggested to make use of some supportive treatments.

Signs and Symptoms

The apthous ulcer is characterized as a big aphthous ulcer on the lower lip. These ulcers usually begin with a burning or tingling sensation. In a few days, they usually progress to a bump or a red spot which is followed by an open ulcer. This ulcer appears as a yellow or white oval which has an swollen red border. Sometimes there is a white halo or circle around the lesion which can be seen. These grey or yellow or white colored areas inside the red boundary is formed by layers of fibrin that is a protein involved in the clotting of blood.

These ulcers are very painful. If they become agitated, they could be accompanied by a painful swelling of the lymph nodes just underneath the jaw. This pain could be mistaken for a toothache and another sign is a fever. Sores taking place on the gums could be accompanied by pain or discomfort in the teeth.


The exact cause is not known, then again, there are several contributing factors to aphthous ulcers. Causes have comprised sudden weight loss, stress, citrus fruits like lemons and oranges, lack of sleep, food allergies, and some vitamin deficiencies such as B12, folic acid and iron. Physical trauma and immune system reactions could likewise bring them on. Several forms of chemotherapy and Nicorandil are also linked to aphthous ulcers. Some studies have shown a strong association of cow's milk and canker sores. These lesions are normally found in people who have Crohn's disease and are likewise a major manifestation of Beh├?┬žet disease.

Trauma to the mouth is the most common trigger of ulcers. Abrasive foods like for example potato chips could cause laceration. In addition, toast and toothbrush abrasions has been some known precursors. Dental braces or accidental biting could also break the mucous membrane which could develop into aphthous ulcers. Various factors like chemical irritants or thermal injury can also result in the development of ulcers. Some individuals have likewise benefited from gluten free diets.

Oral measures

For people who wear braces, using wax over top of the dental bracket can help prevent the physical trauma which happens on the oral mucosa by lessening the friction and abrasion. Switching toothpaste has proven beneficial for various people too. Looking for a more naturally based brand name which is free from sodium dodecyl sulphate or sodium lauryl sulphate could be helpful. This detergent is found in most of toothpastes and making use of a paste that does not contain this ingredient has been shown in some studies in order to help decrease the size, amount and recurrence of ulcers.

In individuals with recurring aphthous ulcers, a deficiency in zinc has likewise been reported. Though these studies have showed no direct therapeutic effect, the supplementation has reported positive outcome for individuals who have deficiency.


There are different treatments available for apthous ulcers consisting of aesthetic agents, analgesics, antiseptics, anti-inflammatory agents, tetracycline suspension and silver nitrate. One more item found helpful has been Amlexanox paste that has been known to alleviate pain and speed healing.

Vitamin B12 is among the supplements which have been found useful. The dietary supplement L-lysine has been utilized to treat cold sores and herpes type lesions, however this supplement has shown no benefits on canker sores. It could be useful to avoid spicy food and rinse the mouth with salt water.

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Naturopath Ottawa

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