Plantar fasciitis and gout are mainly different in terms of causes, symptoms, and laboratory tests. 1. Etiology: plantar fasciitis is caused by aseptic inflammation of the tendons or fascia of the sole of the foot. Gout is caused by purine metabolism disorder and uric acid excretion disorder. 2. Symptoms: plantar fasciitis usually develops slowly, and the pain is mild to moderate. Typical symptoms are in the morning, the plantar just touch the ground will produce pain, walking for some time, the pain symptoms can be reduced, but after resting and walking again can produce pain. Gout is usually more intense pain, mainly at night or in the morning, the onset of sudden, the onset of obvious redness, swelling, heat, pain. 3. Experimental examination: the serologic examination of plantar fasciitis is basically normal. While gout patients will find increased blood sedimentation, elevated C antiprotein, and elevated blood uric acid, microscopically visible needle-shaped uric acid crystals. When plantar pain occurs, it is recommended to seek medical attention, follow the doctor’s instructions for further examination, and carry out targeted treatment or therapy with the help of the doctor.