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9711 Medical Center Drive
Rockville, MD
About
SpecialtiesDoctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.
Radiology
Languages spoken
English
Doctor Q&A
56 Answers
10 Agrees
The number of answers this doctor has agreed with.
A 30-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Not signficant: If it was a tarlov cyst in the lumbar spine, they are benign cysts that usually do not account for any symptoms. So they would not be universally repo... Read More
5.4k viewsAnswered >2 years ago
A 33-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Probably not: Microscopic hematuria can also happen in young people who vigorously exercise such as runners. Just follow your doctors recommendations.
5.4k viewsReviewed >2 years ago
A 30-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Probably not.......: This is most likely the result of previous infection. Typically this thickening will look the same on the right and left with only some minor differe... Read More
5.4k viewsReviewed >2 years ago
A 34-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
5.4k viewsReviewed >2 years ago
A 28-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Uptake by thyroid: It is a number to rate how your thyroid gland incorporates iodine relative to a dose to help determine if your thyroid gland is functioning properly, ... Read More
5.4k viewsReviewed >2 years ago
A 43-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
No: Trauma is not a recognized cause of ms.
5.4k viewsAnswered >2 years ago
A 32-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: If they saw a sac and a fetal pole with a heart beat.
5.4k viewsAnswered >2 years ago
A 28-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
CT to look at kidney: Ct done to look at kidney to replace the test called an ivp....Ct urogram is a better test....
5.4k viewsAnswered >2 years ago
A 23-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes you still can: Ultrasound is just one method to diagnose. You could have normal size ovaries with muliple cysts which can be normal or seen with pcos.
5.4k viewsAnswered >2 years ago
A 39-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
That should not be: It is to find out what might be causing the problem. Are you having neck swelling?
5.4k viewsAnswered >2 years ago
A 38-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Both are problems: Gallstones and polyps are both sign of gallbladder diesease and can both be the cause of pain. There are a few things to help tell them apart on ultr... Read More
5.4k viewsAnswered >2 years ago
A 44-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
MS???: Ms is a possibility...But there are a number of conditions that can present with white spots on mri......See a neurologist....
5.4k viewsAnswered >2 years ago
A 60-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Large Prostate gland: If you have urinary tract symptoms it may be significant. There is medication that can be used to shrink the prostate gland.
5.3k viewsReviewed >2 years ago
A member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Needs to be followed: This may resolve....Needs to be followed to make sure it does not get worse and will need to be examined after birth. If it persists a urological work... Read More
5.4k viewsAnswered >2 years ago
A 24-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
A cause of RUQ pain.: The gallbladder may not contract properly or can be painful when contracting s it is stimulated by a hormone cck when we eat to contract. The treatmen... Read More
5.4k viewsReviewed >2 years ago
A 19-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Not : You can not base paternity onthe ultrasound dating of your fetus' age.
5.4k viewsReviewed >2 years ago
A 30-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: See your doctor immediately..Recent studies have shown tia's are important precursors to major strokes....Get treated today......
5.4k viewsAnswered >2 years ago
A 27-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Consult: Have a consult with a urologist or nephrologist...No more tests until you have the consult.
5.4k viewsAnswered >2 years ago
A 17-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Unknown: All o f the data we have is based on the japanese wwii nuclear bomb exposures. You should gtry to limit your exposure as much as possible but with low... Read More
5.4k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Organs exposed: The female pelvic organs get directly exposed during these procedure and the dose depends on the number of xrays performed.
5.4k viewsAnswered >2 years ago
A 30-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Maybe: But just a diffuse disc bulge would not necessarily cause those symptoms. Could be sciatica and not due to the disc.
5.4k viewsReviewed >2 years ago
A 42-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
At least 1: Assuming an uncomplicated pregnancy you should have at least one at 18-20 weeks to confirm normal fetal anatomy. Most women also have an early scan to... Read More
5.4k viewsAnswered >2 years ago
A 31-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: Females, fat, 40 yrs of age and women of child bearing age.....Are the main associations with gallbladder disease.
5.4k viewsReviewed >2 years ago
A 55-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Maybe: Mri is a non invasive diagnostic test. Consider mr arthrogram to see if tear might be more extensive than seem at regular mri.
5.4k viewsAnswered >2 years ago
A 28-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Intussusception: A bulls eye or target sign can be a sign of when bowel telescopes into itself causing an obstruction...........Intussusception.
5.4k viewsAnswered >2 years ago
A 36-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: You most likely have passed a kidney stone, however, you should still see an md to make sure you don't have microscopic hematuria(blood in the urine)... Read More
5.3k viewsAnswered >2 years ago
A 59-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
See GI doc: You may have biliary dykinesia.. See GI doc who may order nuclear medicine biliary scan with cck to see if your gallbladder works properly...
5.4k viewsReviewed >2 years ago
A 37-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: You just have the ct without IV contrast, and it is used to perform anatomic assessment and to help calibrate the pet scan but not as good as a ct wit... Read More
5.4k viewsAnswered >2 years ago
A 25-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Multiple reasons: 1) to know if you could be pregnant
2) to know if you might still be bleeding
3) to be able to assess the thickness of your endometrium.
5.4k viewsReviewed >2 years ago
A 33-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Gastric volvulus: There are two types of gastric volvulus(stomach twisted on it self). Organo-axial volvulus which is generally a benign condition requiring no interven... Read More
5.4k viewsAnswered >2 years ago
A 41-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Vascular malformatio: Sounds like evidence of old blood. Possibilities include a vascualar malformation that bled and most likely is now thrombosed, anerurysm, old infarct,... Read More
5.4k viewsAnswered >2 years ago
A male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Maybe both: Mri to diagnose and then if needed surgery to treat...Se good orthopedic surgeon.
5.4k viewsReviewed >2 years ago
A 48-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: People can be born with out a gallbladder(agenesis). Most cysts are benign and of no significance.
5.4k viewsAnswered >2 years ago
A 25-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Very accurate: Fetal dating in first trimester done with transvaginal sonography is very accurate, .
5.2k viewsReviewed >2 years ago
A 42-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
She had a stoke: She had a stroke which is not enough blood flow to a part of the brain and that is what most likely caused her to fall..
5.4k viewsAnswered >2 years ago
A 67-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Possibly: Contrast will increase chance of detection but MRI unlike a ct will be more likely to detect without contrast.
5.4k viewsReviewed >2 years ago
A 30-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: Ct, MRI or pet can do a scan, show different information but with advantages and disadvantages to each. Ct without contrast as a screen...Disadvantage... Read More
5.4k viewsAnswered >2 years ago
A 28-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
DVT: Deep venous thrombosis is diagnosed by an ultrasound test where the main criteria is that the vein can be completely compressed by the ultrasound pro... Read More
5.4k viewsAnswered >2 years ago
A 39-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
No just follow-up: You had a screening mammogram. This test is designed to determine if your mammogram is normal or abnormal. An abnormal mammogram does not mean you hav... Read More
5.3k viewsReviewed >2 years ago
A 42-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Probably not: ...It is most likely cyclical breast pain associated with you cycle...However, if the pain is not cyclical or changes you should see your md. Also, mo... Read More
5.4k viewsReviewed >2 years ago
A 27-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Could be: But there are other causes of leg pain and if the repeat sonogram is negative i suggest you see and orthopedic surgeon and/or a vascular surgeon. One ... Read More
5.4k viewsAnswered >2 years ago
A 34-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Unsure: Signs would suggest no...But follow up ultrasound and HCG needed to confirm.
5.4k viewsAnswered >2 years ago
A 41-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Maybe not but...: Maybe not.....We used to be more cavalier about contrast injections 20 years ago. While a createnine of over 2.0 would raise red flags, when studies s... Read More
5.4k viewsReviewed >2 years ago
A 28-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Not sure but: Usually you are talking of a nuclear medicine renal scan.
5.4k viewsReviewed >2 years ago
A 36-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Probably not: The fallopian tubes can take tortuous courses and as long as the tube is patent and there are no strictures or visual abnormalities to the radiologist... Read More
5.4k viewsAnswered >2 years ago
A 52-year-old male asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Depends on where: In the spine they could be a hemangioma or a lipoma, benign bone lesions...
In the spinal cord.......Multiple sclerosis, tumor, or cord trauma. T... Read More
5.4k viewsReviewed >2 years ago
A 18-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Depends on purpose: If the goal is to look at baby for seeing normal fetal anatomy, the earliest would be 18 weeks. This allows the m ajor organ systems to be formed to t... Read More
5.4k viewsAnswered >2 years ago
A 45-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Death: Osteosarcoma is a malignant bone tumor that needs to be aggressively treated. There is no option to just leave it alone unless it has spread and there... Read More
5.4k viewsReviewed >2 years ago
A 38-year-old female asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
No: Lipomas are usually not hard, can feel firm but have some give to them. This is why it should be removed because until the pathologist evaluates the t... Read More
5.4k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. David Rothfeldanswered
Radiology 38 years experience
Yes: There are no know side effects to ultrasound expose as long as the unit is observing current guidelines for power output of the ultrasound equipment, ... Read More
5.4k viewsAnswered >2 years ago
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
TestimonialsRecommendations and Thank you notes are endorsements given from patients or other doctors.
Recommendations and Thank you notes are endorsements given from patients or other doctors.
2
Recommendations
89
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Rothfeld is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Rothfeld is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you.Dr didnt say anythin abt fatty livr,bt he tld dat i hav to do a srgery to dilate da urethra.I dnt party.Im v woried abt dis srgery
HealthTap member
This saved my life. Thank You! That means that I conceived on Jan. 7?
HealthTap member
Thanks. I can't touch chin to chest anymore. Didn't tell Doc. Bad?
Education & Training
Medical/Graduate school
Wayne State University School of Medicine
Graduated 1984MD
Residency
St. Louis University Hospital
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