expert type icon EXPERT

Deven Cox

Radiologist

Dr. Deven Cox is a radiologist practicing in Yorktown, Virginia. Dr. Cox specializes in diagnosing and treating injuries and diseases using medical imaging techniques such as X-Rays, magnetic resonance imaging and computed tomography exams. These techniques offer accurate visibility to the inside of the patients body and help to detect otherwise hidden illnesses so that they can be treated quickly and efficiently.
Deven Cox
  • Yorktown, Virginia
  • College of Osteopathic Medicine
  • Accepting new patients

Does a CT scan show sinus inflammation?

It can show sinus disease

Dr Cox

Lung nodules?

Most nodules are not cancerous and are likely related to a prior infection. No need to worry too much unless you have a smoking history. If you do, you should get a follow up CT READ MORE
Most nodules are not cancerous and are likely related to a prior infection. No need to worry too much unless you have a smoking history. If you do, you should get a follow up CT in 1 year.

Dr Cox

Lung nodule growth?

Hi, I definitely understand your concern. But there are many things that can cause lung nodules and swollen lymph nodes to include infection. Since you had prior pneumonia, READ MORE
Hi,

I definitely understand your concern. But there are many things that can cause lung nodules and swollen lymph nodes to include infection. Since you had prior pneumonia, it could be that. Until you have a complete work-up, it’s really hard to tell. I know it’s hard to stay calm and not worry about the worst, but things being more common, it’s probably infectious.

Wishing you the best,

Dr. Cox

What does this mean on my x-ray?

These are not real X-rays and is probably artifact. Don’t put much in the findings on these machines.

Dr Cox

Vape side effects?

It likely only caused very little damage. But if continued, can lead to significant lung disease. I have seen rapid lung disease develop in a guy in his late 20’s, who now is on READ MORE
It likely only caused very little damage. But if continued, can lead to significant lung disease. I have seen rapid lung disease develop in a guy in his late 20’s, who now is on oxygen for life. Please stay away from this trend at all costs.

Dr Cox

What does "overlapping structures limit visualization" mean on a thoracic spine x-ray?

It means other normal bones are seen on top of the structures evaluated. You are taking a 3D structure like the pelvis and making it 2D with X-rays. This can limit evaluation at READ MORE
It means other normal bones are seen on top of the structures evaluated. You are taking a 3D structure like the pelvis and making it 2D with X-rays. This can limit evaluation at times.

Dr Cox

Why do you have to fast for a PET scan?

The radioactive radiotracer used is attached to a glucose molecule which is a sugar seen in food. Fasting prevents uptake within the stomach or bowel which could make the radiologist READ MORE
The radioactive radiotracer used is attached to a glucose molecule which is a sugar seen in food. Fasting prevents uptake within the stomach or bowel which could make the radiologist think there is a concerning tumor or it can result in decrease of the tracer that any other tumor may pick up which could lead to a false negative exam.

Dr Cox

Can a CT scan cause brain cancer?

No. There has never been a case of brain cancer from a CT exam.

Dr Cox

Which is better MRI or CT scan for brain?

Depends on what you are looking for. Concern for brain bleed is better with CT. MRI is better for stroke.

Dr Cox

What is the advantage of fluoroscopy?

Depends on what is needed to be seen. It is a great functional study looking for esophageal pathology or bowel obstruction. Also used for needle guidance for procedures. Dr Cox READ MORE
Depends on what is needed to be seen. It is a great functional study looking for esophageal pathology or bowel obstruction. Also used for needle guidance for procedures.

Dr Cox

MRI found many white spots and high flair signals in my head?

Depends on how bad they are. If they are really bad and located in the central part of the brain it could be related to MS. However, most of these spots are just the normal part READ MORE
Depends on how bad they are. If they are really bad and located in the central part of the brain it could be related to MS. However, most of these spots are just the normal part of aging and are not the cause of your confusion etc...

Dr Cox

How much radiation is in an ultrasound?

There is no radiation with an ultrasound

Dr Cox

What can a finger X-ray show?

It can show a fracture or degenerative changes.

Dr Cox

How long does it take for MRI results to be ready?

Depends on the facility. Our group reads them out in 1 day. Not uncommon for 3-5 days.

Dr Cox

Is a head CT scan safe for children?

Yes they are safe. However if they have to get multiple CT exams, it does have a slight increased risk for some cancers as CT exams do have radiation. A few scans here or there READ MORE
Yes they are safe. However if they have to get multiple CT exams, it does have a slight increased risk for some cancers as CT exams do have radiation. A few scans here or there does not result in a significant risk.

Dr Cox

Does a sinus x-ray show infection?

It can if you have sever sinusitis. A CT of the face is more sensitive.

Dr Cox

Can you be allergic to IV contrast?

Yes you can. But unless you have had it prior, it is impossible to know if you will have an allergic reaction. However, contrast reaction is rare.

Dr Cox

Can you see nerve damage in an MRI?

Yes, you can see findings that can support nerve damage.

Dr Cox

Does an MRI of brains show tumors?

Yes they can.

Dr Cox

Can chest x-rays detect lung diseases?

Yes. It is a great screening tool to look for what might be causing your cough.

Dr Cox