Questions tagged [ct-scans]

A CT scan, or computed tomography scan, is a medical imaging procedure that uses computer-processed combinations of many X-ray measurements taken from different angles to produce cross-sectional images of specific areas of a scanned object, allowing the user to see inside the object without cutting.

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Time necessary between two consecutive head CTs

A patient (male, 39) who has had head trauma and reports light headaches and strong tinnitus has had a brain CT scan done soon after symptom onsets (but 5 weeks after the trauma). No contrast agent ...
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COVID-19: Medical imaging recommendations from Asia

Since the demand for imaging is increasing regarding COVID-19 and the number of papers describing COVID-19 patterns in computed tomography (CT) is increasing, I searched medical imaging ...
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Meaning of “acquisition in a single volume” (CT scanning)

From a research paper: (Richards, et al. 2018). A number of integrated strategies were used to achieve this consistently low dose, including; prospective ECG-gated acquisition, lowest possible tube ...
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Where is a CT scan better than an MRI, where is an MRI better than a CT scan, and where is an ultrasound better than the first two? [closed]

I've always assumed that a CT scan is better at "hard" objects, while an MRI is better at "soft" objects, but then I heard that CT scans (even without contrast) can be used to ...
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Is a CT scan specific to an organ?

Is a CT Scan specific to an organ? What I mean by that question is the following: if you google a bit you will often find list with radiation exposure due to the CT scan, see for example here. In ...
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Can a CT scan of the abdomen help find unhealthy mucosal lining in the small intestine?

What's the role of CT imaging in the diagnosis of small bowel mucosal diseases?
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Medical Images and workflow

What is the general workflow involved in managing images such as X-ray, scan etc in a day to day job of a healthcare-technician or a doctor? I am interested to know more about how these images are ...
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CT scans and cancer risk

I've had maybe 5 or 6 CT scans over the course of my life, and I'm only 27. What risk do those CTs present to someone like me?
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Need some clarification on benign prostatic hyperplasia (BPH)

My dad was diagnosed with benign prostatic hyperplasia (BPH) and recently underwent a CT scan. In the CT scan report, it is referred as "pedicle metastasis d9". What does this mean?
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Will a CT scan help monitor my Tibia recovery better than an Xray?

I had an accident 18 months ago and can't use the leg fully because the Operation site hasn't healed and is still discharging. I had an IM surgery, and the implant has been removed about 10 months ago....
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What is a Lymph Node Collection

I'm looking at my results from a C/T I had a year ago, because my doctor wants to get another since my lymph node is still enlarged. When I looked at the results I saw The right axillary region ...
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Real dangers of CT Scan made only once at age of 31

I have zero medical knowledge (only the basic "common" ones) and I would like some opinions from you experts about CT Scan. My girlfriend had a CT scan done some days ago, and since then she's ...
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Dangers of having MRI, CT-scan, & X-ray within a seven day period?

I had a MRI last week for my spine. I got a call today that I'm having a CT-scan tomorrow for my abdomen (unrelated issue). The day after tomorrow, I'm having X-rays done on my teeth at the dentist ...
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Head CT Scan Risks

Please go through the attached image and confirm if the repeated head CT scan is too much for a 6 yr old boy. Will there be any long term side effects? I would appreciate a quick response to my ...
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How to request copies of CT-Scans, MRI, X-rays & ultrasound/endoscopic imagery from Dr.'s/Surgeons for personal records? Possible?

Because of the many congenital-bone-fusions (due to Klippel-Feil-Syndrome) throughout my life, doctors have performed many, many medical-imaging tests (CT-Scans, MRIs, X-Rays, Ultrasounds, Endoscopies,...
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Derive radiation exposure from DICOM files

DICOM files (e.g. from CT scans) contain raditation related data. I think this is the relevant section in the standard. Here's an excerpt from such a DICOM file: (0018, 0022) Scan Options ...
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How to check for presence of intestinal parasites and what's the procedure to get rid of them?

What are the standard procedures of detecting intestinal parasites in the body (e.g. Ascaris lumbricoides) and what are the methods to get rid of them in case they're present? Can CT scan detect them,...
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CT scan software [closed]

I'm looking for software (free or budget) to analyze CT scans of pigs. I need to find the volume of the lungs, in normal situations and during pneumothorax (laprosopic surgery). The problem I'm having ...