Geographic tongue is a benign inflammation of the tongue that usually begins in childhood, presenting as red and white patches on the tongue, resembling a map.

Fissured tongue is a benign condition that affects the upper surface of the tongue. It may be apparent in infancy or develop during childhood. The exact cause of fissured tongue is unknown.

The rate of tongue cancer in Vietnam and other countries around the world is increasing day by day. It is one of the most common cancers in the mouth and surrounding areas. Signs in the early stages of the disease are often difficult to detect without paying attention, when the symptoms are already in the late stages.

Glossitis and tongue cancer are among the most common diseases in the oral cavity. Clinically, these are two completely different pathologies. However, because the presentation of each patient is different, sometimes there is still confusion in the diagnosis. So how to distinguish geographic glossitis from tongue cancer?