There are multiple definitions:

1. His bundle to ventricular (activity)(English)

   • Electrophysiology, Cardiology

2. hepatic vein(English)

   • Hepatology, Anatomy

3. Health Visitor(English)

4. hippocampal volume(English)

   • faster cognitive decline and MCI-to-AD dementia conversion are most strongly associated with hypometabolism (posterior cingulate) and smaller hippocampal volume. Also denoted as HCV
   • AD, CSF, FDG, MCI, MRI, PET, SUVR, HCV
   • Anatomy, Alzheimer's disease, Biomarker, Brain (dys)function
   • https://doi.org…icl.2019.101771
   • https://doi.org…ing.2011.12.017

5. hallux valgus(Latin)

   • deformity at the metatarsophalangeal joint of the great toe. Congenital or acquired. See also bunion
   • SHV
   • Musculoskeletal system, Disability
   • https://doi.org….1002/jor.24657

6. hepacivirus(English)

   • causes both chronic and acute hepatitis, carcinoma and liver function failure. The pathogens in this group affect the liver and are widely distributed via rodents, bats, horses and dogs
   • HCV
   • Virology, Veterinary medicine
   • https://doi.org…28/JVI.00393-15