The T4 test measures thyroxine, a hormone that plays a vital role in regulating metabolism, energy, and growth. It helps diagnose thyroid conditions like hypothyroidism or hyperthyroidism, especially when symptoms such as fatigue, weight changes, or neck swelling are present.
Often used with TSH and T3, this test is also helpful for monitoring thyroid treatment or screening those with a history of thyroid issues.
No fasting required.
Do not take Biotin (Vitamin B7) for 8 hours prior to extraction.
For patients taking medicines to lower cholesterol (D-T4), medication should be discontinued for 4-6 weeks prior to collection (please consult your doctor before following this preparation).
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1.A reference number will be sent to you within 1-2 business days after your order is placed.
Note: Orders placed after 4:00 PM will be processed on the next business day (e.g., For an order placed on Monday 5:00 PM, you may get your sales reference number as early as Wednesday morning)
2.You may visit your selected branch after you have received your sales reference number. No need to book a specific time slot - simply walk in at your convenience.
3.When claiming your service, provide the clinic or laboratory staff your sales reference number, valid ID, and full name used in your purchase.
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