Here this in my leg from past 5 days I am having swelling on calf and ... cramps inside the leg which comes and goes... when sleep I don't feel pain... and pain comes sometimes and goes away... please see the photo attached.. can it be blood clot want an answer for this please reply what should I do for this I don't understand is it clot or normal swelling?? Swelling is same from 3 days nor increasing nor decreasing . My leg have cramps usually when I sit or lye down on bed.. when I walk no pain...