Oral Manifestations of Systemic Diseases – Overview, Gastrointestinal Diseases, Nutritional Disease

The oral cavity plays a critical role in numerous physiologic processes, including digestion, respiration, and speech. It is also unique for the presence of teeth and mucosa. The mouth is frequently involved in conditions that affect the skin, but it is also affected by many systemic diseases. Oral involvement may precede or follow the appearance of findings at other locations.