Use of Thyroid Function Test in Adult, Non-pregnant patients

The presentation attached below covers approach to management of thyroid disorders and appropriate use of thyroid function test (TFT) during diagnosis and follow-up of patients with thyroid disorders.

tft use

Few MCQs for self-assessment

1. Patients with subclinical hypothyroidism should be considered for LT4 therapy if the patient has:
A. A family history of thyroid disease
B. Elevated LDL cholesterol
C. Positive TSHR-AbS antibody
D. A history of hypertension
E. All of the above

2. What is the starting daily dose of LT4 in an 87 kg, 5’4” 32-year otherwise healthy old patient, with overt hypothyroidism?
A. 25 mcg
B. 50 mcg
C. 75 mcg
D. 100 mcg
E. 150 mcg

3. In a patient receiving stable LT4 therapy, laboratory monitoring should be performed every _______.
A. Month
B. 6 to 8 weeks
C. 3 months
D. Year
E. 5 years

4. What is the target TSH range (mIU/L or µIU/mL) for patients being treated for hypothyroidism or hyperthyroidism?
A. Undetectable
B. 2.5 to 4.5
C. 1.4 to 2.5
D. 0.5 to 4
E. 4 to 5

Answers are there at the end of presentation.

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