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Chronic conditions such as Recurrent Aphthous Stomatitis (canker sores), Oral Lichen Planus, Pemphigus Vulgaris, and Mucous Membrane Pemphigoid are characterized by recurring erosive or ulcerative patterns. These often require long-term management with corticosteroids or immunomodulators.

Blood tests may be necessary to check for nutritional deficiencies or markers of systemic inflammation. Download Г‰rosions ulcГ©rations muqueuseorale pdf

The oral mucosa serves as a vital protective barrier, yet it is frequently the site of various pathological conditions. Among these, erosions and ulcerations are the most common clinical manifestations. While the terms are often used interchangeably, they represent distinct histological processes: an erosion is a superficial loss of the epithelium that does not penetrate the basal layer, whereas an ulceration is a deeper defect that extends into the underlying dermis or lamina propria. Understanding these lesions is critical for clinicians, as they can range from minor localized traumas to early signs of systemic disease or malignancy. The oral mucosa serves as a vital protective

The most frequent cause of oral lesions is mechanical, thermal, or chemical trauma (e.g., accidental biting, sharp food, or aspirin burns). These are typically acute and resolve quickly once the irritant is removed. Understanding these lesions is critical for clinicians, as

Viral infections, particularly the Herpes Simplex Virus (HSV) and Coxsackievirus (Hand, Foot, and Mouth Disease), often present as multiple painful vesicles that rupture into erosions. Bacterial infections like syphilis or fungal infections in immunocompromised patients also play a role.

Identifying the number, size, and location of the lesions. For example, aphthous ulcers usually appear on non-keratinized mucosa (cheeks, floor of the mouth), while herpetic lesions often affect keratinized tissue (hard palate, gingiva).

Erosions and ulcerations of the oral mucosa are more than just local discomforts; they are clinical windows into a patient's overall health. While many are benign and self-limiting, the clinician’s role is to distinguish between common trauma and signs of more serious systemic or neoplastic processes. Effective management relies on an accurate diagnosis, shifting from simple topical analgesics for minor ulcers to systemic immunosuppression or surgical intervention for complex cases.