TSH

About This Test
TSH is your thyroid’s master signal from the brain. When thyroid hormone is low, TSH rises; when hormone is high, TSH drops. It’s the first-line test for thyroid problems like hypothyroidism and hyperthyroidism.

Patient Preparation
Fasting not required.

Best Time to Test
Anytime

Tests Included
TSH

Why is it done
Symptoms such as tiredness, weight change, hair loss, or palpitations.
Investigating thyroid enlargement or nodules.
Routine screening in pregnancy or autoimmune disease.
Monitoring thyroid treatment.