Lumps can be tumors, hernias, edematous...
see a doctor
I have this problem too, it might be a cavity.
If a female discovers a lump in her vulva she should seek the advice of her doctor. Vulvar cancer is sometimes detected by a lump in the pelvic region, but it would be best to seek medical treatment.
Cephalo-pelvic DisproportionCephalo-pelvic Disproportion
a fat lump
Hip refers to the area of the pelvic bone. It can also refer to the area beside the pelvic bones.
What does it mean if you have lumps on your ribs
Pelvic Inflammatory Disease
Bruises mean that some capillaries broke, and they bled under the skin. The hard lump is most likely from the bleeding. As the bruise fades away, the lump should go away with it.
If you mean pelvic bones then yes, they can.
A large lump or chunk of something.