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

Which test exposes patients to more radiation? is it pet scan or ct scan?

A doctor has provided 1 answer
Dr. Michael Gabor answered

Specializes in Diagnostic Radiology

It depends: on the technical parameters of the scans, particularly the CT scan. The exposure from the CT scan could potentially be more, about the same, or lass than a PET scan.

Dr Fowler agreed

Answered 5/5/2017

708 views

Thank

Related Questions

A member asked:

Expert opinions? Which modality exposes patient generally to more radiation, bone scan or computed tomography?

A doctor has provided 1 answer

A member asked:

Many radiation tests years ago. Lots of CT scans and x-rays and VQ scans, etc. Worried will get radiation sickness if i get another test in future?

A doctor has provided 1 answer

A member asked:

Heard pet scan expose equal radiation as ct.What will be the radiation for pet +ct which are using nowadays combined?Is it double the CT radiation?!

5 doctors weighed in across 3 answers

A member asked:

Monitored one year so far lungnodules with pet and CT scans. Sofar so good. Concern is the CT scan radiation for this second year that will be checke?

2 doctors weighed in across 2 answers

A member asked:

Myoview stress test uses radioactive injections, is this dangerous? Some say it's an absurd amount of radiation. My need to change to a CT scan ?

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:

Widen right superior mediastrinal should be further evaluated in asymptotic patient? Dr asked me for Ct scan. Worried abt radiation. Please help!
Do nuclear scans expose a patient to more radiation than an X-ray or CT scan?
Is there a tool that a DR. can use to check the level of patients radiation exposure from all the x-rays and CT scans in ones life?
Is it unethical for a doc to order a CT scan but not inform patient of the amount of radiation exposure and slight increase risk of cancer with scan?
Which procedure exposes patients to more radiation: a bone scan or a computed tomography?

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.