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Dr. David Dang

Radiology
Upland, CA
16 years experience male

Locations

Office

Upland, CA

Address

San Antonio Community Hospital, 999 San Bernardino Blvd, Upland, CA
Directions

David Dang

Upland, CA

About

Specialties
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

Doctor Q&A

334 Answers
506 Agrees
The number of answers this doctor has agreed with.
A 31-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Infection: Could it but just asthma or bronchitis but it sounds like significant lung infection. Perhaps there could even be underlying structural damages to the... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Possible: If someone squeeze you in the rib area hard enough to cause rib fractures, the fractured ribs can puncture the lung and cause the lung to collapse. Si... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Usually no: The word "cancer" means a malignant tumor. Having a benign tumor usually is not associated with malignancy. Rarely, however, a benign tumor may degene... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Plenty of foods : Are rich in iron including red meat, egg yolks, greens, dried fruits, iron-enriched cereals, grains & macaroni, mollusks, beans, lentils, chick peas &... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 24-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Subchorionic bleed: It's hard to say without seeing the actual images. It probably refers to subchorionic bleed which is bleeding just outside of the gestational sac. Dep... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 62-year-old male asked:
Dr. David Dang
Radiology 16 years experience
Yes: I assumed you had a fundoplication procedure. Ct can show presence of stomach tissue wrapping around the distal esophagus. It can also show if there i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 56-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Depends: I would recommend talking to your physician or a neurologist or neurosurgeon. This depends on the appearance of the brain tissue near/around the menin... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Typical finding: This is not an uncommon finding on a chest xray. This depends on the rotation of the neonate during the exam. The heart usually takes up a large porti... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 27-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See below: A transvaginal ultrasound typically does not cause pain. It is conceivable that a pelvic pain may develop because of the exam. If so, it typically res... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Degenerative changes: Degenerative changes in the cervical spine cause the vertebral body to form bone spurs. The bone spurs then encroach into the spinal canal. The first ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Depends: This depends on the particular problem. Do you feel a growth on self exam. Did an ultrasound show a tumor. Are you having abnormal hormonal levels, et... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 53-year-old male asked:
Dr. David Dang
Radiology 16 years experience
See below: Fatty liver change is an important medical condition. It may lead to additional liver damages and even liver fibrosis/cirrhosis. I would recommend tal... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Probably benign: A description of an anechoic focus in the kidney typically refers to a cyst or a cystic lesion. Minimal pelvocaliectasis typically refers to very mild... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See below: An ultrasound of the ovaries can show findings that may be consistent with polycistic ovarian syndrome but the same findings may be seen in patients w... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 74-year-old male asked:
Dr. David Dang
Radiology 16 years experience
Yes: Chest xray looks at the lung tissue superimposed on a the chest wall tissue including the ribs and all the muscles and thus can miss subtle findings. ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 62-year-old male asked:
Dr. David Dang
Radiology 16 years experience
? pneumothorax: I have not heard of the term but i think you are referring to pneumothorax. Pneumothorax is an air leak from the lung. This happens when there is a pu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old female asked:
Dr. David Dang
Radiology 16 years experience
? eat better: Do you mean "eat better to have a healthy life style". If so the answer is yes. There are many other life style changes that can lead to better health... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 49-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Not uncommon: Kidney stones and liver cysts are not uncommon. Liver cysts are benign and not to be worried about. Very large cysts can be painful but most are small... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old male asked:
Dr. David Dang
Radiology 16 years experience
Probably benign : A small lung nodule with a central calcification is typically a benign nodule from an old infection (usually histoplasmosis). If worried, follow up of... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Not sure: I am not sure of the question. CSF leak after lumbar puncture is not uncommon. It usually takes about a week to heal. Blood patches may help. CSF leak... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Very unlikely: Colon cancer typically starts after the age of 50, although due to obesity and other factors there is been a trend of increasing incidence in the youn... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. David Dang
Radiology 16 years experience
See below.: A uterus may tilts to the front (anteverted), to the back (retroverted) or to the left/right side. This is usually genetic but can be due to prior pel... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 51-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Not necessarily bad: If you have an active urinary tract infection, it may be due to the infection. A single prominent pelvic lymph node is not conclusive of any cancer. I... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Depends: This depends on the organ of interest. This is not uncommon with the ovaries and uterus as us has an advantage. This is same with the breasts as well.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Urology consult: I would recommend a urology consult for management. A bladder stone can be a complication and can cause infection. Depending on the size and location,... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Yes, see below: Embryonal carcinoma is a rare but aggressive testicular tumor. It may be in the pure form or with mixed germ cell component, including yolk sac tumor ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Dang
Radiology 16 years experience
See below: Ultrasound may evaluate the ovaries to better advantage when compared to ct. Occasional a small mass in the ovary may not be visible on ct. Also a ct ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Consult doctor: I would recommend consulting a urologist or nephrologist as this represent abnormal accumulation of calcium in the kidneys.
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Urology consult: This is a decent size kidney stone. I would recommend discussing this with your doctor or a urologist.
Created for people with ongoing healthcare needs but benefits everyone.
A 18-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Not typically normal: Fallopian tubes are typically patent unless they have been scarred for prior insults such as infections. The fallopian tubes are typically difficult t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 54-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Not necessary: A lung cavitation does not automatically means it's a cancer. It can be from infection or autoimmune disorders. Certain characteristics on ct such as ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Likely benign cyst: If the cyst appears benign (without septation or nodules) and has been stable over a reasonable time frame, it likely is benign. This is not related t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Depends: I would recommend a neurology consult. An MRI may not have been done with contrast with may or may not show additional problems. Headaches can have ma... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Out of caution: This depends on the pathologic diagnosis of the biopsy. A 6 month follow up study is occasionally recommended when the biopsy result is benign. This i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Depends: This somewhat depends of your symptoms and physical findings. A thyroid ultrasound is typically directed at the thyroid gland. If you have neck swelli... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See below: This depends on the type of cancer and where it occurs. Usually, however, it shows up as a growth/mass and tends have tissues that light up with the i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Dang
Radiology 16 years experience
Biopsy: Thyroid nodules with microcalcifications are considered suspicious and therefore fine needle aspirations should be considered for definitive diagnosis... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 59-year-old male asked:
Dr. David Dang
Radiology 16 years experience
Yes, see below.: According to a study just published in value health ( 2013 jan-feb, issue #16, pages 140-7), quality-adjusted life expectancy (qale) may be reduced as... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See below: I am not an orthopedic surgeon but my understanding is that meniscal root repair is not simple. It's not like the simple debridement of some other typ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 49-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Possible: Stroke in the parietal and occipital regions can both affect your vision. The effect is usually visual fields. Right occipital stroke affect left visu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old member asked:
Dr. David Dang
Radiology 16 years experience
Close up eval: What you are getting is a diagnostic mammogram. This is occasionally needed when the radiologist want to do close up view of certain area in the breas... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. David Dang
Radiology 16 years experience
See below: It depends on your diet and whether you're taking iron pill supplements. Foods rich in iron including greens, beans, lentils, red meat, egg yolks, mol... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 27-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Normal finding.: "no significant free pelvic fluid" on ultrasound means a normal finding.
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old male asked:
Dr. David Dang
Radiology 16 years experience
See below: The term "chocolate" ovarian cyst usually is used to describe an endometrioma. This is due to implantation of the endotrial tissues of the uterus insi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See a doctor.: Ovarian cysts are common. One single mildly enlarged pelvic lymph node is nonspecific. Your doctor may elect to follow up the cyst to see if they woul... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 26-year-old female asked:
Dr. David Dang
Radiology 16 years experience
See below: A simple ruptured ovarian cyst can simulate pregnancy symptoms but does not affect the pregnancy test. Pregnancy can happen outside of the uterus; and... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. David Dang
Radiology 16 years experience
See below: Typically when a ct reports says constipation it refers to the lower intestine or the colon. Even so a ct scan is only suggestive of such diagnosis. I... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A female asked:
Dr. David Dang
Radiology 16 years experience
Depends.: A cystic ovarian lesion can be a benign cyst or a cystic neoplasm. Even a benign cyst can be difficult to diagnose on ct if it has blood (hemorrhagic)... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 39-year-old member asked:
Dr. David Dang
Radiology 16 years experience
See below: This usually depends on the specific test and varies among imaging centers and hospitals. The cost also varies with cash vs insurance payments. An ult... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 62-year-old female asked:
Dr. David Dang
Radiology 16 years experience
Have it checked: It is reasonable to have it checked. A meningioma may change over time. See your doctor & a brain MRI would be useful. Be sure to bring your old MRI o... Read More
Created for people with ongoing healthcare needs but benefits everyone.

Testimonials
Recommendations and Thank you notes are endorsements given from patients or other doctors.

2
Recommendations
392
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Dang is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Dang is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful! No she did not. She told me that and said have a good day. Was not helpful at all. Didnt even show me the xray. Ehat do i do?
HealthTap member
Thanks for your quick reply! Thank u this MRI was done in early march everyone is telling me this could possibly be signs of ovarian cancer because of the iliac node
HealthTap member
Thank you doc for assisting us in any way...I have done the hsg in 2013 everything went well, my tube were fine also, I'm hoping for a miracle that's

Education & Training

Medical/Graduate school

University of California, San Diego School of Medicine
MD

Residency

Ohio State University Hospitals

Residency

University of California Irvine Medical Center

Awards

Magna Cum Laude - Poster Award, American Society of Emergency Radiology
Excellence in Research Award, Western Student Medical Research Forum
California Foundation for Biochemical Research Fellowship, California Foundation for Biochemical Research

Affiliations

American College of Radiology
Society of Skeletal Radiology
Los Angeles Radiological Society

Publications

Rice bodies (case review)
Primary aortic myxofibrosarcoma mimicking thrombus: findings on CT, MRI and angiography
Congenital absence of C7 pedicle
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