There are multiple definitions:
envelope following respons(English)
- "cochlear synaptopathy" is associated with amplitude reductions in wave I of the auditory brainstem response at moderate-to-high sound levels. Similar ABR results have been reported in humans with tinnitus and normal audiometric thresholds
- ABR
- Audiology, Synapse
- https://doi.org…res.2016.12.002
ejection fraction reserve(English)
- refers to survival estimates at different levels of stress EF for the same rest EF. Harbors prognostic value in patients undergoing positron emission tomography, myocardial perfusion imaging
- ECG, LVEF, MFR, MPI, PET, SSS
- Cardiology, Stress (test), Medical imaging
- https://doi.org…554-025-03395-w