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A health care provider or dentist usually diagnoses the type of mouth ulcer, based on its appearance and location. Blood tests or a biopsy of the ulcer may be needed to confirm the cause.
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The patient will often present with complaints of painful lesions in the oral cavity. The physician or nurse performs a thorough assessment of the mouth, noting any signs of stomatitis.
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Diagnosis of stomatitis can be difficult. A patient's history may disclose a dietary deficiency, a systemic disease, or contact with materials causing an allergic reaction.
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Both herpes and aphthous stomatitis have lesions that are unique in appearance. Although laboratory studies are seldom performed, the physician may order further blood tests or cultures of the lesions in order to confirm the diagnosis and rule out...
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During a physical examination, a health care provider studies a patient''s body to determine the presence or absence of physical problems.
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