TSH Stimulation by TRH (Thyrotropin) - Book Test at Low Cost

TSH Stimulation by TRH(Thyrotropin) is used when hypothalamic-pituitary dysfunction is suspected and the value of T3 & T4 are insufficient to provide a conclusive diagnosis. This test helps to distinguish between Secondary Hypothyroidism (Pituitary problem) and Tertiary Hypothyroidism (Hypothalamus problem).

Why is TSH Stimulation by TRH(Thyrotropin) Done?

• This testing helps differentiate between secondary (pituitary problem) and tertiary (hypothalamic disorder) hypothyroidism.
• When the result of T3 & T4 is unable to provide a conclusive diagnosis.

What is the procedure for TSH Stimulation by TRH(Thyrotropin)?

First, a baseline TSH level is determined by drawing blood. Then TRH (Not supplied by Ganesh Diagnostic and Imaging Centre) is injected into a vein. A second blood sample is taken after 30 minutes, and the TSH levels are assessed and compared with the baseline.

Preparation for TSH Stimulation by TRH(Thyrotropin)

Overnight fasting is mandatory for this test.

Risk Factors/ Side Effects

The side effects of TRH include nausea, vomiting, and the urge to pee in some people.

Result

An increase in serum TSH levels after the TRH dose shows that the hypothalamus is the cause of hypothyroidism (tertiary hypothyroidism), indicating that the hypothalamus is not producing TRH. As a result, TSH levels rise once TRH is given exogenously. The anterior pituitary gland is the cause of hypothyroidism when there is no or very little increase in blood TSH levels after the TRH dose, indicating that the pituitary is not secreting TSH.

Cost of TSH Stimulation by TRH(Thyrotropin)

The cost of TSH Stimulation by TRH(Thyrotropin) near me in Delhi ranges from INR to INR