Patients with pericarditis may experience chest pain that may worsen when they lie on their back. Patients may also experience a pericardial effusion which is a build-up of fluid in the pericardium.

But if you have tenderness in one area, visit your doctor ASAP to make sure it’s not a cyst or cancerous lump. “If you are sore in one specific spot, then that is not related to the IUD and ...