An old man in his 70s with a sore tongue from spitting may be experiencing tongue trauma, lingual inflammation, or ulcers. Specifically need to go to the hospital combined with oral symptoms and examination to confirm the diagnosis. 1. Tongue trauma. When there is, sharp dental restorations in the oral cavity or external adverse stimuli caused by tongue trauma, there can be pain in the tongue area, due to pain stimulation, may also cause increased salivary secretion. 2. Tongue inflammation. Malnutrition outside infection anemia and other causes can cause inflammation of the tongue papilla, local tongue papilla congestion redness and swelling, inflammation stimulates salivary secretion. 3. Ulcers. Vitamin deficiency or leukosis can cause ulcers on the tongue, there can be severe pain, the body of the tongue manifested as a yellow-red concave pain of one or several ulcers, localized inflammatory secretion. Over 70 years old spitting tongue pain, it is recommended to go to the hospital in time to check the cause of timely treatment.