Top answers from doctors based on your search:
Disclaimer

single photon emission computed tomography

A member asked:
Dr. David Djang
22 years experience in Nuclear Medicine
3D imaging: Spect is a technique that allows 3d imaging of nuclear medicine scans, giving better spatial resolution (ie, smaller things can be seen and identified ... Read More
1
1 thank

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month
A member asked:
Dr. Valentin Drezaliu
19 years experience in Obstetrics and Gynecology
No: It is a pain free procedure, if you are claustrophobic discuss this with your doctor.
A 53-year-old member asked:
Dr. Ronald Dreifuss
33 years experience in Radiology
No: A routine ct does not cause pain. Even if contrast is given, only a small IV is placed and no pain medicine is necessary. If you have an underlying c ... Read More
2
2 thanks
A 42-year-old member asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
29 years experience in Geriatrics
No: It depends upon what you need to visualize. If you need to see the cerebellum, a ct scan doesn't work as well as an mri. If all you need is to look at ... Read More
A 40-year-old member asked:
Dr. Ralph Morgan Lewis
37 years experience in Family Medicine
See below: I believe you are referring to the use of ct scanner in a new procedure for implanting deep brain stimulation electrodes to treat parkinson disease, ... Read More
A 48-year-old member asked:
Dr. Daniel Wolter
29 years experience in Dentistry
It Can...Sometimes: Cbct is not designed to detect cavities. However, if the dentist/oral surgeon is looking specifically for them, they can usually be detected on a 3d s ... Read More
A 43-year-old member asked:
Dr. Michael Gabor
32 years experience in Diagnostic Radiology
CTA: It is an intravenous contrast-enhanced CT scan with technical parameters that optimize detailed visualization of the arterial system. 3D and multipla ... Read More
A 46-year-old member asked:
Dr. Bennett Werner
43 years experience in Cardiology
No: It's an expensive test that is reserved for specialized indications.
1
1 thank
A 47-year-old member asked:
Dr. Bennett Werner
43 years experience in Cardiology
No: It' just a diagnostic dose of radiation, like having a ct scan. (if someone thinks you need a pet scan which is a specialized test and expensive) it's ... Read More
1
1 thank
A 30-year-old member asked:
Dr. Paul Cohen
27 years experience in Family Medicine
Imaging...: A 'ct' scan is a very sophisticated imaging procedure designed at taking detailed pictures of one's bodies; to help the doctors better pinpont the cau ... Read More
2
2 thanks
A 37-year-old member asked:
Dr. Michael Korona
32 years experience in Interventional Radiology
Yes: See wiki for good discussion.
A 40-year-old member asked:
Dr. Ankush Bansal
16 years experience in Internal Medicine
Same thing. : It means the same thing. A ct scan.
A 55-year-old male asked:
Dr. Elden Rand
20 years experience in Cardiology
Same: Those are equivalent terms for the same type of imaging. No x-rays or iodine containing contrast is used for MRI studies. Here is a helpful link. ht ... Read More
1
1 thank
A 56-year-old member asked:
Dr. Christopher Schmidt
36 years experience in Facial Plastic Surgery
MRS or MRI: MRI is magnetic resonance imaging a type of medical imaging MRS is MR spectroscopy a rarer medical type of exam based on the science behind MRIs in p ... Read More
1
1 thank
A 33-year-old member asked:
Dr. Nancy Mellow
43 years experience in Internal Medicine
CT angiogram: It is being done much more often when it is necessary to visualize blood vessels (for example to see if there's a blockage). There is some radiation ... Read More
3
3 thanks
A 59-year-old member asked:
Dr. Ritesh Rathore
29 years experience in Hematology and Oncology
IV "stick": This is painless though you may feel the pain of an IV as it si stuck into you during the test. The dye is not typically allergic and no pain is invol ... Read More
2
2 thanks
A 50-year-old member asked:
Dr. Michael Korona
32 years experience in Interventional Radiology
See: Radiologyinfo.Org and search pet scan.
A 33-year-old male asked:
Dr. Laura Anissian
20 years experience in Internal Medicine
Less radiation: MR has no radiation whereas CT does. In that regard, yes. Imaging should be fairly equivalent too.
1
1 thank
A 48-year-old member asked:
Dr. Calvin Weisberger
50 years experience in Cardiology
CTA: Cardiac computed tomographic angiograpy is performed to try and diagnose cardiac anatomy and pathology. It doesn't diagnose everything but can provide ... Read More
A 40-year-old member asked:
Dr. Gerald Mandell
51 years experience in Nuclear Medicine
Sometimes same dose: Background radiation at sea level: 3 msv per year, denver residents get: 6 msv per year, cross country flight: 0.02 msv, x ray chest: 0.06 msv, ct he ... Read More
A 37-year-old member asked:
Dr. Michael Gabor
32 years experience in Diagnostic Radiology
CT vs bone scan: The amount of CT radiation exposure depends on the type of CT. Average effective radiation dose for bone scan is about 6 mSv. Dose for head CT is 2mS ... Read More
A 40-year-old member asked:
Dr. Gamal Boutros
38 years experience in Neurology
Pet indications: Pet is good to show in vivo abnormal functional areas--it has limitations--it would be nice if cheaper, more available and the pictures come superimpo ... Read More
1
1 thank
A 56-year-old member asked:
Dr. Louis Gallia
44 years experience in Oral and Maxillofacial Surgery
Explanation.: https://en.wikipedia.org/wiki/Nuclear_magnetic_resonance_spectroscopy
1
1 comment

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
Unlimited visits
$10/month