 [ Symptoms ] when i sit reclined back or lie down on my back or on my right side my leg goes numb from the hip down and causes cramps im just asking cuz im tired of just sleeping on my left side all the time [ Disease ] hi this is called refractory cytopenia of childhood myelodysplastic syndrome this could be a pre leukemia or a gene disorder mutation or a simple viral infection i recommend that you see an oncologist as soon as possible i am really sorry if i am worrying you hope it is nothing good luck