There are multiple definitions:

1. crown-heel length(English)

   • Neonatology

2. conductive hearing loss(English)

   • TOI, SNHL
   • Auditory system, ENT
   • https://www.ash…e-hearing-loss/

3. classical Hodgkin lymphoma(English)

   • GZL, MGZL, CHL-NS, PMBL
   • Oncology
   • https://doi.org…000000000000119

4. coracohumeral ligament(English)

   • thickening of this ligament is one of the important morphological changes of a frozen shoulder
   • CHLA, CHLT,FS
   • Anatomy, Shoulder and other joints
   • https://doi.org…kms.2020.35.e99