Brief Answer: Rheumatoid arthritis? Please answer for doubts. Detailed Answer: Hello, I have gone through your query and understand your concern. As you think of, it may be a rheumatoid arthritis. Because you have the symptoms like pain and swelling in the small joints of the fingers, thumbs, wrists, feet, and ankles. I would like to have few answers. How long do you have these symptoms of pain and swelling in small joints? Do you have any stiffness in joints in early morning? Is there any nodules around the joint in the upper or lower limb? Whether your finger is always looking curled? Is it your fingers are normal in day time and before going to bed? Do you have any other muscle cramps like symptoms in feet and leg? Have you done any blood tests? Do you have fatigue, weight loss, increased tiredness, anemia? Waiting for your response.

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