 [ Symptoms ] i have a lump that looks like a bruise but it is filled with blood it bleeds and will not heal it on my buttthigh iv had the lump for a few month it will get smaller and then will fill with blood and open a tiny pin hole and bleed it got bigger when i tried popping it blood sprayed out it was very red in colorthe blood [ Disease ] i would not suggest that you squeeze undiagnosed skin lesions unfortunately it is not possible to make a blind assumption as to the nature of this lump based solely on your description so you will need to see your medical provider or a dermatotogist for a proper examination