There are multiple definitions:
papillary fibroelastoma(English)
- a primary, histologically benign endocardial neoplasm. Though PFE has long been reported as the second most common primary cardiac neoplasm, it has since pulled ahead of cardiac myxomas
- Cardiology, Oncology
- https://doi.org…411.2021.05.009
proximal femoral epiphysis(English)