HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

I have a normal tsh and free t3 (liothyronine) but elevated free t4. what does this mean?

A doctor has provided 1 answer
Dr. David Geffner answered

Specializes in Endocrinology

Probably nothing: Are you taking thyroid replacement? A normal TSH usually means all is ok. See a thyroidologist.

Dr Brown agreed

Answered 6/10/2014

5.8k views

Thank

Related Questions

A member asked:

Tsh 0.01, T3 (liothyronine) free 4.3, t4. Free 1.8 ? Tsh low T3 (liothyronine) very slightly elevated T4 high normal? Pcp says nothing is wrong?

3 doctors weighed in across 3 answers

A member asked:

Tsh 0.01, T3 (liothyronine) free 4.3, t4. Free 1.8 ? Tsh low T3 (liothyronine) very slightly elevated T4 high normal? Pcp doesn't think much, repeat in 6 weeks?

A doctor has provided 1 answer

A member asked:

T4 free 0.93, T3 (liothyronine) free 1.2, TSH 1.02 does this mean I have hypothyroidism, hyperthyroidism, or is it normal.

A doctor has provided 1 answer

A member asked:

What does this mean?T3 (liothyronine) free normal, TSH normal, T4 categories-t4 high, t3u low, fti high.Tsh tested again 6 months later, lower but normal.On nuvaring only

A doctor has provided 1 answer

A member asked:

I'm hypothyroid , i take eltroxin .Tsh and T4 levels are normal but free T3 (liothyronine) is a bit low.What that mean?

A doctor has provided 1 answer

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more

People also searched for:

My TSH levels are 4.57; Free T4 =1.2; T3 (liothyronine)=103. Are my Free T4 and T3 (liothyronine) levels normal? If they are normal why is my TSH elevated?
What does it mean when free T3 (liothyronine) is abnormally high but free T4 and TSH are in the normal range?
Free T3 (liothyronine) 3.2 range 2.3-4.2, free T4 1.4 range0.8-1.8 but TSH elevated 8.2 what does it mean and do I need medication
Tsh 0.01, T3 (liothyronine) free 4.3, t4. Free 1.8 ? Tsh low T3 (liothyronine) very slightly elevated T4 high normal, what is this? Tsh usually normal? Could stress do that?
Was diagnosed - mild hashimotos & reverse T3 (liothyronine) is elevated (TSH, T3 (liothyronine), T4 normal-tsh borderline sometimes). What is & what does elevated reverse T3 (liothyronine) mean?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.