There are multiple definitions:

1. Clostridium difficile toxin(English)

   • Microbiology, Toxicology
   • https://www.may…nt/drc-20351697

2. Certified Dental laboratory Technician(English)

   • CDA
   • Dentistry, Standards, Care giver/provider

3. clock drawing test(English)

   • used as a measure of visuospatial abilities and executive function, with test scores ranged from 0 (inability to make any reasonable attempt) to 5 (perfect clock)
   • DECO
   • Psychology, Cognitive function
   • https://doi.org…877-021-02598-9

4. cold detection threshold(English)

   • CG, HPT, HR, MI, OE, PPT, SE, WDT
   • Pain, Fatigue
   • https://doi.org…ijerph191911878

5. clinical development times(English)

   • from filing investigational new drug application to marketing approval
   • IEM
   • Pharmacology / pharmaceutics
   • https://doi.org…/peds.2009-3246

6. complex decongestive therapy(English)

   • BCRL, LRE, MLD, SLD
   • Oncology, Therapeutic approaches
   • https://doi.org…8.CD003475.pub2

7. catheter-directed thrombolysis / therapy(English)

   • e.g. for pulmonary embolism
   • CTED, CTEPH, PA, PE, PM-CDT, PMT, r-tPA, RMMI, RV/LV [ratio], SAE, tPA, USAT, ECMO, IHR, PAP
   • Thrombocyte /thrombosis, Therapeutic approaches, Pulmonology
   • https://doi.org…adv.2023.100670
   • https://doi.org…rev.2025.02.002

8. cytolethal distending toxin(English)

   • encoded by cdtABC genes
   • Immunology, Microbiology, Cardiology, Dentistry
   • https://doi.org…430-025-00816-4