[1] PTCs may be found at surgery or during an imaging examination that is performed for another reason.

Larger lesions may reach 20 or more cm in diameter and become symptomatic exerting pressure and pain symptoms in the lower abdomen.

[3] Large cysts can lead to torsion of the adnexa inflicting acute pain.

[5] PTCs are generally benign, but may, on rare occasions, give rise to borderline tumors and malignancies.

[citation needed] PTCs have been reported in all female age groups and seem to be most common in the third to fifth decades of life.