Big toe swelling and pain, there are several common reasons: First, acute injury, including in the activities or walking, big toe kicking, squeezing, crushing injury, the corresponding swelling and pain symptoms. Second, see the chronic strain, long time standing, walking or running for a long time, and then the shoes are uncomfortable, tight, can lead to local chronic strain, swelling, pain symptoms. Third, it is seen in gouty arthritis, such as 40-year-old middle-aged men who are fat, usually do not pay too much attention to diet, like to eat meat, drink, often appear in the blood uric acid increase, under the stimulation of adverse factors such as a drop in temperature or injury, it will lead to urate crystals deposited in the joints around the swelling and pain in the big toe, localized redness, swelling and heat pain will appear. To exclude the possibility of bone tumor, it is recommended that patients go to the hospital for examination, including X-ray examination and corresponding blood test for clear diagnosis.