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

1cm cancer found after total thyroidectomy last may. new pet shows no cancer but-tsh was .02 w/ 100mcg levothyroxine during test. results accurate?

A doctor has provided 1 answer
Dr. Stuart Seigel answered

Specializes in Endocrinology

Yes: A PET scan works regardless of your tsh. The TSH should be elevated if you were to get a radioactive iodine scan. A PET scan does not require that.

Dr Kuitems agreed

Answered 3/15/2015

3.1k views

Thank
Show 1 more comment

Related Questions

A member asked:

I was prescribed 125 mg levothyroxine by a ER dr. With a Tsh Level of 0.40 does that seem too high? (Total thyroidectomy w/parathyroid removal 11mos)

6 doctors weighed in across 2 answers

A member asked:

On levothyroxine following total thyroidectomy. Will a tsh level of 2.5 prevent me from conceiving?

A doctor has provided 1 answer

A member asked:

On levothyroxine 100 for total thyroidectomy my T3 (liothyronine) is low and my ft4 and TSH are normal? I read this could mean I have an illness is this true?

A doctor has provided 1 answer

A member asked:

What is the significance of a low T3 (liothyronine) uptake with normal TSH and ft4 7 weeks post total thyroidectomy and on levothyroxine for 7 wks?

4 doctors weighed in across 2 answers

A member asked:

Total thyroidectomy 4 mo ago. High TSH & t4, low t3 (liothyronine). Feeling very hypo. Increases in levothyroxine not helping symptoms. Sliding downhill fast! Help!

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:

Im taking 150mg of levothyroxine after total thyroidectomy & RAI a month ago due to papillary thyroid cancer.My TSH level is 0.091uIU/mL.Is it normal?
What does it mean when my TSH is .007? Had complete thyroidectomy due to metastatic papillary thyroid cancer and take levothyroxine 125 mcg daily.
Total thyroidectomy in april for papillary cancer. Current Synthroid (thyroxine) dose is 100mcg. Tsh is 0.12. Doctor ordered FSH day 3, will i ovulate?
Following total thyroidectomy for thyroid cancer, I am on 150mcg of thyroxine, to suppress my tsh. (0.03) could this be why i can't get pregnant?
40yr Female had Thyroid Cancer 2017 had thyroidectomy.last consultant review Jan 2020 normal blood result.Recent blood test Thyroglobulin Ab 90.02 IU/ml Range 0-4.11. Free T4 1.01 ng/dl Range 0.70-1.48 TSH 2.38 Range 0.35-4.94 sign of cancer return?

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.