Need your help

elizabeth
Hi so I was send to obgyn but my appointment not on till sep 13 2016 any ways i took a pregnancy test come out positive so I call my doctor so I go in and they did bloodwork for hcg come back 23 and they told me to do a ultrasound  they didn't see a baby but they did say I have a cysts so they said I lost the baby so they had me do more hcg bloodwork and it come out at 40 so they say I could still be pregnant but I don't know and they don't know what's going on with me has any one been though this