Dr. Lotfi Hacein-Bey

Radiology
Sacramento, CA
42 years experience male

Locations

Radiological Associates of Sacramento Medical Group

Sacramento, CA

Address

1500 Expo Parkway, Sacramento, CA
Directions

Office

Sacramento, CA

About

Bio

Dr. Lotfi Hacein-Bey, a board-certified neuroradiologist and interventional neuroradiologist is a partner with the Radiological Associates of Sacramento Medical Group in Sacramento, CA. He earned his medical degree at the Algiers Institute for Medical Sciences in Algiers, Algeria, where he completed internships in Surgery, Medicine, Pediatrics, Obstetrics and Gynecology. Dr. Hacein-Bey went on to complete a residency in Radiology at St. Louis Hospital and the University of Paris VII in Paris, France. He then completed subspecialty fellowships in Neuroradiology and Interventional Neuroradiology at the Massachusetts General Hospital and Harvard Medical School, and in Cardiovascular and Interventional Radiology at the Beth Israel Deaconess Hospital, Harvard Medical School. He is widely published and has held several academic appointments at top ranking national institutions. Dr. Hacein-Bey is frequently invited to lecture at scientific meetings nationally and internationally. He has been a recipient of the Best Doctors in America award consistently since 2005, the California's Patients Choice Award since 2010, and was recognized in 2007 as one of America’s Top Radiologists.

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

Neuroradiology

Radiology - Interventional

Languages spoken

English

Doctor Q&A

64 Answers
8 Agrees
The number of answers this doctor has agreed with.
A 21-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
A bacterium: Tetanus is caused by a bacterium called clostridium tetani. The bacterium enters the body through a break in the skin, and delivers toxins in the bloo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: It is worth pursuing the workup. Lupus and RA are not the only diagnoses to consider. There are other collagen vascular disorders which could cause yo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: If your pain persists despite a trial of physical therapy, and if there is pain/numbness extending down either leg, you may benefit from an epidural s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 47-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: You need to see an ENT surgeon. What you describe could be an infection arising from residual tonsillar tissue, in which case it should be sampled and... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: You most likely have a condition called reflex sympathetic dystrophy as a result of your prior stroke. This condition causes burning pain, flushing, ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Unlikely: If the mra was normal, there is no reason to expect a change within a short period of time, especially in a young person. If there are daily headaches... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 19-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Be reassured: At your age, if imaging studies (especially mri) are normal, your most likely have a benign origin. Consider stress, migraines, or even sinus congesti... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Sweat test: The gold standard to diagnose cystic fibrosis is the sweat test, which measures the amount of chloride in the sweat. The test takes a few minutes to a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 40-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Highly variable: A brain tumor could be compeletely silent (no symptoms) for a long time, or could cause symptoms in relation to its location in the brain, i.e. Weakne... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
You can not: Smoking is not compatible with maintaining a healthy lifestyle. The damage caused by smoking on your cells, including brain cells and blood vessels is... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Plasticity: Parts of the brain can take over the function of other, injured parts. That is called "plasticity". The brain has some flexibility, particularly the y... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult Neurosurgeon: The reported MRI findings suggest that you may have a congenital anomaly of the spine. The symptoms reported suggest that this anomaly may be compress... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Likely: One recent study showed vitamin d deficiency to be linked to depression in a small group of women between 42 and 66 years of age. After that the guide... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 54-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Talk to your doctor: The "cyst" is most likely what we call a "tarlov" or "perineural" cyst, and represents a dilatation of a nerve sleeve without consequence. Your pain ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Talk to your doctor: You could ask your doctor to refer to an otolaryngologist. At your age, there could be treatable reasons why your nasal airway is narrowed, such as po... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 58-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Not necessarily: Those findings are relatively common, especially in persons who have practiced sports in their younger age. Surgery is only recommended on the basis o... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Possibly: Possibly, if those studies show an enlarged pituitary gland with a mass within it. However, most commonly, only a well conducted and timed contrast a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 55-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Fusion: That is called "fusion", although technical terms for surgical fusion are "spondylodesis" or "spondylosyndesis". Fusion may be unrelated to surgery, ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Explanation: The term "diffusely increased echogenicity of the liver" is most commonly used in the ultrasound report to indicate that there is diffusely increased ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 25-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Explanation: Mri is superior to ct because it shows the soft tissue structures such as disks, muscles, cysts very well. In addition, it shows the back in various o... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Explanation: Pa stands for postero-anterior, which is preferred to the ap (antero-posterior view) as it shows better the chest structures in the frontal dimension.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: Although several possibilities, most benign, could be considered, one has to think of appendicitis, which could lead to severe consequences such as pe... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Gestational Age: Usually ga stands for gestational age on an ultrasound performed for pregnancy. Comparing actual measurements of the fetus to expected measurements fo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Talk to your doctor: There has to be a good reason for a young patient to have a MRI of the spine, such as pain which persists after conservative treatment, or suspicion o... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 71-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Talk to your doctor: The images come out within minutes of your being in the scanner. Then, a report needs to be generated by a radiologist. Then, the report needs to be t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 23-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Unlikely: If you received only intravenous contrast with your ct, your diarrhea is likely related to something else, such as a virus or something you ate and di... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 56-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
MRI at 1-2 years : A 1 cm meningioma of the frontal lobe region is usually followed by MRI every 1-2 years. If there are no seizures, only imaging follow-up is recommend... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Not usually. : Dural av fistulas should not cause menstrual problems directly. Knowing that one has a fistula may cause a feeling of anxiety and stress, which may i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Every 2 hours.: For a young person, drinking one glass of water and stretching every two hours is a common recommendation. For all, especially older persons, being on... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Not usually. : Empty sella syndrome should not cause headaches. You must look for other causes of recent, long-lasting headaches, such as cerebral venous thrombosis ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 33-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Protect yourself: Drink lots of water. Stay in the shade as much as you can. Avoid alcohol and caffeine. Recognize warning signs of an impending heat stroke and go to... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 22-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Need to be evaluated: If your headaches are persistent, you need to be fully evaluated, and you may need to see a neurologist specialized in headaches to look for a correct... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 34-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Yes possibly: There is increasing awareness of brain injuries which are below the level of detectability with current imaging techniques, like ct and mri. The botto... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: A young patient after a mild stroke should have all their risk factors assessed and controlled. Non-modifiable risk factors are age, sex and genetics,... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 29-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Need to be evaluated: There are several possibilities, ranging from non-threatening (including dilated veins or changes in blood flow patterns) to serious conditions (inclu... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 46-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Yes: There are many causes to a vegetative state. Stroke is only one of them. In addition the stroke may be ischemic, i.e. Interruption of blood flow to an... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 44-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Talk to your doctor: Any process which causes double vision and pain/pressure behind one eye should be evaluated with MRI with contrast. Talk to your doctor. There are sev... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 20-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Extremely unlikely: Extremely unlikely if you have no symptoms. A slow growing tumor or a clinically silent bleed are the most common possibilities, with an estimated lik... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 42-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: You should consult with your doctor. At your age, there are several causes for lightheadedness. Your blood pressure, heart, and possibly your brain m... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 24-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Explanation: Mri, unike ct does not deliver any radiation to the body. As best as we know, MRI is totally safe.
Created for people with ongoing healthcare needs but benefits everyone.
A 45-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Unpredictable: If there are no symptoms, it is likely that there is no permanent damage, as the adult brain is more resistant than a child's. If there are seizures, ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 49-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Unlikely: The connection between drinking tea and stroke is not clear. The connection between coffee and stroke is not clear either. It is believed that black ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Not usually. : There is no role for MRI to evaluate "strained" intercostal muscles. Occasionally, ultrasound may be used to evaluate intercostal (and other) muscles.... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 26-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Explanation: That means your ultrasound examination is normal.
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Consult with MD: You may need to consult with an ENT specialist, especially if you are a smoker or ex-smoker. There could be an anomaly of the trachea (airway) or lary... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 73-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Unlikely: The most likely explanation for that could be a disc herniation or a narrow space (spinal stenosis) in the cervical spine. You should discuss that wit... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 32-year-old member asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Incompletely known: This is incompletely understood. It starts with a localized weakness in blood vessels, no known way to predict in whom. Risk factors include cigarette... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 30-year-old male asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
See a rhumatologist: If you have a presumptive diagnosis of ankylosing spondylitis, you need to see a specialist who will run blood tests and other to confirm the diagnosi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Stay active: The most important factor is maintaining bone mass in patients your age is to remain physically active; you should also take calcium and vitamin d, al... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 21-year-old female asked:
Dr. Lotfi Hacein-Bey
Radiology 42 years experience
Rarely: Migraine can rarely result in stroke if spasm in arteries is severe and long lasting, in rare instances. If you are being monitored regularly by your ... 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
141
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Hacein-Bey is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Hacein-Bey is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thanks for your quick reply! perthes hip, scoliosis and degenerative disk disease 2 spots of spine.
HealthTap member
Thank you, your answer was very helpful! That explained so much.....very much appreciated.
HealthTap member
Thanks for your quick reply! Also, my right leg goes numb after standing still.

Education & Training

Medical/Graduate school

University of Algeria National Institute of Higher Learning, Algeria
Graduated 1981MD

Residency

Paris V University, Paris, France
Completed 1987

Awards

2005-2006 Best Doctors in America®
2007 America’s Top Radiologists®
2007-2008 Best Doctors in America®
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