A small flesh grip under the tongue may be a normal sublingual structure, the sublingual caruncle, which is a supramucosal bump located on both sides of the tongue mucosa and is usually not associated with discomfort, but may also be enlarged by inflammatory stimuli. In addition, may also be seen in the sublingual polyps, salivary gland stones, sublingual gland cysts, tongue papilloma and other cases, patients are recommended to go to the hospital stomatology department in a timely manner to clarify the cause and take targeted treatment. 1, inflammation of the sublingual caruncle: If there is an increase in the sublingual caruncle, swelling, pain and other phenomena, mostly belong to the local inflammatory reaction, usually related to local injury, bacterial infection, etc., can be appropriate application of anti-inflammatory drugs for 2, sublingual polyps: may be related to local irritation, poor oral hygiene, abnormal tissue epithelial proliferation, etc., can be laser treatment or surgical removal; 3, salivary gland stones: can grow in the sublingual gland, due to excessive viscous saliva and bacterial invasion, resulting in saliva stagnation, calcium salt precipitation and the formation of stones. Conservative treatment is mainly to massage the gland and promote saliva discharge, which is suitable for patients with mild disease and can only relieve the symptoms and cannot be cured. Surgical treatment for the purpose of radical treatment, including ductotomy and lithotomy, gland removal, etc.; 4, sublingual gland cyst: due to local injury resulting in rupture or obstruction of salivary gland ducts, causing mucus leakage from the gland to the surrounding tissue and the formation of cysts, cyst surface is mostly light purple-blue, fluctuating sensation when touched, generally not accompanied by pain, can be treated under the guidance of doctors through drugs, surgery, etc.; 5, papilloma of the tongue. Mostly caused by viral infection or local stimulation, benign tumors, may be accompanied by foreign body sensation, under the guidance of doctors through laser, surgery and other ways to remove the lesion; 6, other: a small meat grab under the tongue may also be due to syphilis, condyloma acuminata, AIDS and other diseases involving the oral mucosa, it is recommended that timely medical examination, clear diagnosis and corresponding treatment.