Edema pregnancy problem...?

i have had a very sore calf on my right leg for day thta just went away before my doc appt so i didnt mention it to him... also i have been seen little itty bitty white floatins if i look to far to the right (with my eye, not turning my head) and when i press my leg ( i was rubbing out an ache) i get indentions.... is this normal? i also have been sweatin more at night... i think thats the hormones but the other things i am unsure of any ideas? what should i do i dont have an appt til thurs what will happen if its preeclampsia? im so worried... im 37w 4d... first baby..