The Concept and Clinical Significance of Sublingual Collaterals
The Concept of Sublingual Collaterals In a normal person, there are two longitudinal collaterals located on each side of the lingual frenulum under the tongue, known as the sublingual collaterals (舌下络脉, jié xià luò mài). The mucosal midline under the tongue forms a prominent fold connecting to the floor of the mouth, called the lingual … Read more