Intraventricular Arachnoid Cyst: (Left) T1-weighted axial MRI; (Right) T2-weighted axial MRI. Note the large cyst in the atrium of the right lateral ventricle. The cyst contains fluid, thus it is dark ...

“I have a cyst on my ovary the size of an apple ... the right and the left atrium." The right and left atria are normally separated by the atrial septum, which stops blood from flowing ...

These signs could mean you have a cyst that has twisted or broken. Call your doctor or 911 right away if you have serious pain on either side of your lower belly that doesn’t go away.

A chest radiograph showed a right-sided PICC with the tip in the right atrium but was otherwise unremarkable. Computed tomography of the thorax showed a right atrial mass at the level of the tricuspid ...