Comparing cytological adequacy between conventional smears and liquid based cytology in ultrasound guided FNA of thyroid nodules: a prospective study

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

TCTR

Registry ID

TCTR20190322001

Enrollment

120

Registered

2019-03-22

Start date

2019-03-14

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thyroid nodule&#44

Interventions

Conventional smear is now a standard preparation for FNA specimen in out institution,This study will use Thin prep system of liquid base cytology

Placebo Comparator Device,Active Comparator Device

Conventional smears,Liquid base cytology

Eligibility

Sex/Gender

All

Age

18 Years to 100 Years

Inclusion criteria

Inclusion criteria: -All patients who are sent for ultrasound guided FNA of thyroid nodules at interventional radiology unit, Radiology Department of King Chulalongkorn Memorial Hospital - Age more than 18 years old

Exclusion criteria

Exclusion criteria: Patients who underwent total/subtotal thyroidectomy with nodules at surgical bed

Design outcomes

Primary

Measure	Time frame
Different adequacy of liquid based cytology and conventional smears 1-2 week Adequacy from cytological report	—

Secondary

Measure	Time frame
Comparison of adequacy between 23 and 25G needle for FNA thyroid nodules 1-2 weeks Adequacy from cytological report,Which nodule characteristic (solid/ predominantly solid/predominantly cystic, with/without internal 1-2 weeks Adequacy from cytological report	—

Countries

Thailand

Contacts

Public ContactNattachai Kruajak

Faculty of medicine Chulalongkorn University

brighttening@hotmail.com022564000

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026