There are multiple definitions:
patent foramen ovale(English)
- occurs after birth when the foramen ovale fails to close
- ASD, TEE
- Cardiology
- https://www.hea…ramen-ovale-pfo
perfluoro-n-octane(English)
- refers to sub-perfluoro-n-octane injection of ocular viscoelastic device assisted inverted internal limiting membrane flap for macular hole retinal detachment surgery
- BCVA, ILM, MH, MHRD, OCT, OVD
- Ophthalmology, Therapeutic approaches, Surgery
- https://doi.org…886-020-01393-1