There are multiple definitions:

1. pyruvate kinase(English)

2. proteinase kinase(English)

3. pharmacokinetics(English)

   • ADME, PD, MAD, SAD, EOS, EOT, PKPD
   • Pharmacology / pharmaceutics, Safety and health
   • https://doi.org…263-023-01041-4
   • https://doi.org…ardio.2024.3810
   • https://doi.org…07/7854_2016_36

4. penetrating keratoplasty(English)

   • robot-assisted microsurgery using the Da Vinci Xi Surgical System
   • CDVA, DMEK, DSEK, DSAEK, EK, FECD, PGF, UDVA, ACXL
   • Ophthalmology, Robotics, Surgery
   • https://doi.org…167/tvst.6.3.21
   • https://doi.org…000000000002565

5. parasitic keratitis(English)

   • unique entity among parasitic infections where corneal involvement could result from direct inoculation of the parasite via exogenous environment or spread via endogenous neighboring organs or as a result of immune-mediated damage secondary to a systemic parasitic infection
   • Ophthalmology, Parasitology
   • https://doi.org…103/tp.TP_84_19

6. plasma kallikrein(English)

   • a trypsin-like serine protease whose activation results in the initiation and amplification of the plasma kallikrein/kinin system
   • PRCP
   • Pharmacology / pharmaceutics
   • https://doi.org…55232-3.60554-9

7. Pecha Kucha(English)

   • expression has Japanese background
   • DSL
   • Education
   • https://doi.org…dvan.00048.2017