Current status and challenges in the management of post-ablative hypothyroidism among Thai patients

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20211108001

Enrollment

250

Registered

2021-11-08

Start date

2021-11-30

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

Graves disease patients with post-ablative hypothyroidism receiving LT4 treatment for at least 6 months between 2016-2020 Radioiodine Graves disease Hypothyroidism Levothyroxine

Interventions

Patients who achieved normal TSH status at the last visit will be assigned into this group.,Patients who had out-of-range TSH status at the last visit will be assigned into this group.

Treatment,Treatment

Patients who achieved normal TSH status ,Patients who had out-of-range TSH status

Eligibility

Sex/Gender

All

Age

15 Years to No maximum

Inclusion criteria

Inclusion criteria: -Graves disease patients with post-ablative hypothyroidism receiving LT4 treatment for at least 6 months between 2016-2020 -Thai ethnicity

Exclusion criteria

Exclusion criteria: - Follow-up less than 6 months after RAI treament - Not requiring LT4 treatment

Design outcomes

Primary

Measure	Time frame
Percentage of patients who achieved normal TSH status Last visit Percentage	—

Secondary

Measure	Time frame
Factors associated with out-of-range TSH status Last visit Multivariate analysis	—

Countries

Thailand

Contacts

Public ContactYOTSAPON THEWJITCHAROEN

Theptarin Hospital

kamijoa@hotmail.com023487000

Outcome results

None listed

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