One month postpartum pain and episiotomy stitches???

Hi its been alittle over a month since i had my baby (vaginal delivery) and last week and last night i was washing down there and found alittle threadlike thing (stitch right?) Is that normal? I had an episiotomy obviously and my pp appointment is next week but Im just wondering since i wont be able to call my Doc til Monday.It hurts in one spot and stings when i sqeeze. I dont know really how to explain but Im still bleeding red and its still pretty painful to sit.. Thanks in advance for any help/advice.