There are several possible causes of pain in the ring finger of the left hand in women: first, gout, when gout can appear on one side of the finger joint pain, which is often accompanied by skin redness and swelling and increased skin temperature, and in severe cases, the formation of gout, then the relevant blood uric acid test for early diagnosis and treatment; second, arthritis, if the joint pain due to osteoarthritis or rheumatoid arthritis. This can be accompanied by swelling or deformity of the joints, and the relevant hand x-ray and blood tests should be performed for diagnosis and treatment; third, tenosynovitis of the fingers, when there is stenosing tenosynovitis of the fingers can appear pain in the fingers, usually in the palmar side of the fingers pain is more obvious, can be accompanied by left finger movement restrictions, serious cases will have morning stiffness and popping symptoms, then early physical examination and early treatment. Early examination and treatment are necessary.