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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.
Neurology
Languages spoken
English
Doctor Q&A
29 Answers
0 Agrees
The number of answers this doctor has agreed with.
A 41-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
PDD: Autism is part of a spectrum of illnesses referred to as pervasive developmental disorders, with autism at one end and asperger's syndrome at the othe... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsAnswered >2 years ago
A 56-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
It depends: Not talking is not the same as not thinking or reacting to their environment. It is unlikely that stopping the two meds will adversely effect the per... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsAnswered >2 years ago
A 41-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
A prion disease: Cjd is caused by infection/exposure to an abnormal form of the prion protein (pp). The abnormal form of pp is a completely bent out of shape version ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 41-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Mild depression: More severe are depression - mania - bipolar disorder
less severe are dysthymia - hypomania - cyclothymia
the crux of the difference is the degree to ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 36-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
It depends: A memory specialist needs to decide, based on your age, the time course and any other symptoms, what the cause is. For example, stroke, infection of ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsReviewed >2 years ago
A 25-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Typically neurodegen: (amnestic) mild cognitive impairment (mcia) is a clinical term used to describe a phase of life that falls between pre symptomatic (have illness but n... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Which type?: Acute high pressure hydrocephalus can bring headache, vomiting, nausea, papilledema (retinal swelling), sleepiness or coma (unarousable unresponsivene... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsAnswered >2 years ago
A 42-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Nothing: Unfortunately, mad cow disease, a prion disease, has no cure and no real treatment to slow it's progression. The treatments used are for symptoms, su... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 45-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Typical no need: Tga, by virtue of being transient, resolves spontaneously without treatment. It is usually thought to be a migraine aura-based mechanism. Do no harm... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsReviewed >2 years ago
A 45-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Degree: Under the umbrella condition termed pervasive developmental disorders, there is a spectrum of severity where the least severe condition has been refer... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsReviewed >2 years ago
A 33-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Yes: Sleep is in general a more permissive brain state for all types of seizures. Moreover, the early morning may be a trough time of day with respect to ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsReviewed >2 years ago
A 23-year-old male asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Absolutely: Enlarging testicles can be due to a pathological process that impaired testicular function, which could mean low testosterone, which would bring loss ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsAnswered >2 years ago
A 32-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Likely: The groin pain likely localizes the source of your pain to the sacral nerve roots, and, depending on the time course and severity, deserves a work up ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsAnswered >2 years ago
A 34-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Uncommon: Very uncommon. Periventricular leukomalacia, or white matter pathology, represents some pathological process has occurred or is occurring. This woul... Read More
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5.9k viewsReviewed >2 years ago
A 47-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
No: I would be worrying about a pudendal nerve injury from the hernia surgery. A peripheral neuromuscular type neurologist should work this up. A medica... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsAnswered >2 years ago
A 40-year-old female asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Rarely: First, this syndrome should be a diagnosis of exclusion when sciatica has no other discernible cause. Pain, the typical symptom, could cause disuse a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsAnswered >2 years ago
A 39-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Traumatic: A cerebral contusion is a bruise to the surface cortex of the brain associated with bleeding (vasogenic edema). It is caused by traumatic brain injur... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 20-year-old female asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Depends on symptoms: If the chiari 1 is symptomatic, then surgical treatment should be considered. The same goes for the arachnoid cyst - where exactly is it and is it ca... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsAnswered >2 years ago
A 30-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
It depends: It depends on the cause- basilar skull fracture, recent surgery, congenital, inner ear disease or rarely spontaneously. Also implied is a perforated ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 37-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Know yourself.: Remember - drugs are not addictive, personalities are. Therefore, if you can know whether and to what degree a person's personality is addictive, th... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 23-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Manage symptoms: Pick's disease, a form of fronto-temporal dementia (ftd) is neurodegenerative and has no current cure or way to slow its progression. However symptom... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 31-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Multifactorial: Coma means unarousable unresponsiveness. It is caused by injury to both cerebral hemispheres or the central brain stem or both. The cause is either ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 77-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Yes: There is a famous case of a man who threw his wife out the window of their building and his pet scan showed clinical effects of an arachnoid cyst pres... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 43-year-old female asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
You need a work up.: Question #1 is - why are you having panic attacks? These can occur as an inherited anxiety disorder, a type of epileptic seizure, a response to unop... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Days: The half life of Haldol (haloperidol) is around 24 hours and after 5 half-lives the drug should be 99% out of your system. That means about 5 days, m... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsReviewed >2 years ago
A 38-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
A" slipped disc": The nucleus pulposus is like the jelly inside a jelly donut, only it is thicker and inside the intervertebral discs that are located in-between each v... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 25-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
It depends: First, what compartment was the blood in - subarachnoid, subdural, intraparenchymal (in the brain itself), intraventricular? Second, how much blood a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6k viewsReviewed >2 years ago
A 42-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
No: Our brains shrink as we age from 30 to 90, but this is due cell size reducing. The term "atrophy", if used correctly, means the degree of shrinkage i... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.9k viewsReviewed >2 years ago
A 48-year-old member asked:

Dr. Alan Jacobsanswered
Neurology 34 years experience
Amnesia = memory los: The "human amnestic syndrome" includes varying degrees of anterograde amnesia (can't learn and recall new information post onset), retrograde amnesia ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.8k viewsReviewed >2 years ago
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
87
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Jacobs is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Jacobs is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful! I get migraines all the time on my right side around my eye socket
HealthTap member
Thank doctor. Sounds like I need to get this checked out.
HealthTap member
This was very helpful. Thanks!
Education & Training
Medical/Graduate school
Duke University School of Medicine
Graduated 1989MD
Medical/Graduate school
Duke University School of Medicine, NC
Graduated 1989MD
Residency
New York Presbyterian Hospital
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