There are multiple definitions:

1. photoplethysmograph(English)

   • optical technique used to detect volumetric changes in blood in peripheral circulation
   • OSAS, PSG, PTT, PPGV, DRI
   • https://doi.org…e.2018.04.00125

2. peak pressure gradient(English)

   • AP, DTI, PPCS, PP, PVMS
   • Hemodynamics, Pathology, Cardiology
   • https://doi.org…3/cj.a2018.0023

3. penile plethysmography(English)

   • the primary physiologic assessment method used to gauge sexual responses in adult men. Depending on the country or jurisdiction of assessment, stimuli used to elicit arousal can include videos, still images, and audio materials. It can depict a variety consenting and non-consenting sexual scenarios as well as neutral, non-sexual scenarios
   • Urology, Andrology, Endothelium, Sexuality, Pathology, Legal issues, Psychiatry
   • https://doi.org…61.2018.1547691

4. pressure pull-back gradient(English)

   • PPG-predicted post-PCI physiology was associated with target vessel failure at one year. Also as pullback pressure gradient
   • FFR, PCI, CAD, TVF
   • Coronary circulation, Pathology, Therapeutic approaches, Prognosis
   • https://www.acc…eremic-pullback
   • https://doi.org…IONS.125.016022

5. probable pathological gambler(English)

   • designation resulting from SOGS positive responses to 5 or more items
   • PG, SOGS, NPG
   • Addiction and health
   • https://doi.org…073191113500522

6. pterygopalatine ganglion(English)

   • its branches seem to be involved in the pathophysiology of facial pain
   • PPF, SPG
   • Allergy, ENT, Pain
   • https://doi.org…ra.2012.26.3697

7. postprandial plasma glucose(English)

   • patients with type 2 diabetes and the metabolic syndrome, the combinations of glimepiride with pioglitazone and glimepiride with rosiglitazone produced significant improvements in measures of glycemic control, plasma lipids, and homocysteinemia
   • DCP, HbA1C, SU, T2DM
   • Diabetes, Metabolism, Therapeutic approaches
   • https://doi.org…era.2006.05.012