Dr. John Sampson
Anesthesiology
Baltimore, MD
33 years experience male
Locations
Johns Hopkins Hospital
Baltimore, MD
My office hours
Wednesday: 8:00am - 4:00pm
Show morePhone
Practice website
Insurances accepted
Universal Health Care
About
Bio
I am a critical care physician, anesthesiologist and international medicine physician. Within my current practice I am also involved in both domestic and international medical research in methods of improving perioperative medicine.
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.
Anesthesiology
Critical Care
Languages spoken
English
Doctor Q&A
136 Answers
13 Agrees
The number of answers this doctor has agreed with.
A 36-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Spinal anesthesia: It is very unlikely that your blurred vision is related to a spinal anesthetic that took place 3 months ago.
You should certainly have an opthalmol... Read More
4.9k viewsReviewed >2 years ago
A 49-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
It depends on type: Oxycodone comes in two varieties. Immediate release (ir) and controlled release (cr).
Some companies mix oxycodone (usually the ir variety) with A... Read More
4.9k viewsReviewed >2 years ago
A 45-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Tattoo/epidural: Previously there was concern about going through the tattoo, but this has not turned out to be a proven risk and most anesthesia doctors would give yo... Read More
4.9k viewsReviewed >2 years ago
A 39-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Critical of others: Think about being patient all of the time. Consider that every action that others take is unique to their experience. And think carefully before you... Read More
4.9k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Varying complexion: Vitiligo is one of the most substantial causes of varying complexion in an african american.
There are skin fungal infections (tinea) that can also... Read More
4.9k viewsAnswered >2 years ago
A 28-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Vertigo recurrence: Vertigo can be caused by a number of reasons related to a portion of your brain and ear called the vestibular system.
Cold viruses can sometimes ... Read More
4.9k viewsReviewed >2 years ago
A 31-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Potassium: Severe electrolyte disturbances such as a very low potassium level can develop in patients who are alcoholic. Severe disturbances of potassium can af... Read More
4.9k viewsReviewed >2 years ago
A 21-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Ear pain fluid: The fluid in your ear can cause pressure and pain. It is more likely to cause pain if it is infected.
To remove the fluid your physician would fir... Read More
4.9k viewsReviewed >2 years ago
A 21-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Passing out spells: If you have not sought medical attention for this, then you need to do so as soon as possible.
Even at your young age your symptoms could represent... Read More
4.9k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
2 hydro meds differ: These two medications are very different. They have some side effects in common but are otherwise in two completely different classifications.
4.9k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Sedation and gas: Laughing gas (nitrous oxide) in combination with IV sedation can be safe when in the hands of a skilled practitioner who is using appropriate monitori... Read More
4.9k viewsReviewed >2 years ago
A 36-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Intubation: After rendering a patient unconscious with anesthetic medications a metal instrument called a laryngoscope is placed in the mouth. The laryngoscope h... Read More
4.9k viewsReviewed >2 years ago
A 32-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Drug test: Yes Codeine and hydrocodone will show up as the same thing in most drug tests.
4.9k viewsReviewed >2 years ago
A 36-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Nerve damage: Nitrous oxide can damage nerves by either interference with vitamin b 12 metabolism or by way of an exposure to low oxygen concentrations.
Whip its... Read More
4.9k viewsReviewed >2 years ago
A 47-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Addicted to person: Yes, but being addicted to a person is nothing like being addicted to a medication or drug. They are like apples and oranges.
4.9k viewsReviewed >2 years ago
A 27-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Early gray: Anderson cooper on cnn turned gray at the age of 20 and many other people turn gray at an early age.
That is what is happening to you as well.
4.9k viewsReviewed >2 years ago
A 25-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Steroids: Yes,
some of the steroids will be absorbed. If you are having just a few injections then this shouldn't be a problem. However, at some point it ... Read More
4.9k viewsReviewed >2 years ago
A 30-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Spinal anesthesia: During a spinal anesth your providers uses Lidocaine to numb a small area of skin on you back and then uses a spinal needle to gently go through the n... Read More
4.9k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
AIDS in Africa: Aids is a big problem in certain parts of africa because it has become common in areas where there is a high rate of unprotected sex, low education ra... Read More
4.9k viewsAnswered >2 years ago
A 25-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Ogilvie syndrome: Your symptoms do not sound like ogilvie syndrome.
That syndrome must be diagnosed by a physician in person.
Also, you should certainly see a p... Read More
4.9k viewsReviewed >2 years ago
A 49-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Quick anesth: It could mean that higher doses were needed to keep you asleep or sedated.
It could also mean that someone had a hard time preventing pain with loc... Read More
4.9k viewsReviewed >2 years ago
A 42-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Insomnia/anesthesia: Yes, it is perfectly fine to have anesthesia if you did not sleep the night before.
However, you should mention this fact to your anesthesiologist ... Read More
4.9k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Feeling anesthesia: One moment you feel completely awake and may even be holding a conversation. The next moment you are waking up and are told that your surgery is over... Read More
4.9k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Anesthesia: Anesthesia consists of a variety of medications that are designed to render you unconscious. These meds have varied durations within your body with s... Read More
4.9k viewsReviewed >2 years ago
A 24-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Regional anesthesia : Yes, regional anesthetic blocks affect both sensory and motor fibers. Your limb will become limp during the procedure.
4.9k viewsReviewed >2 years ago
A 40-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
It depends on type: Oxycodone comes in two varieties. Immediate release (ir) and controlled release (cr).
Some companies mix oxycodone (usually the ir variety) with A... Read More
4.9k viewsReviewed >2 years ago
A 44-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Mariuana anesth: Yes,
there are interactions and if you have recently taken marjuana you need to inform your anesthesia provider.
4.9k viewsReviewed >2 years ago
A 47-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Lidoderm patch high: Lidoderm patches should not get you high unless you are taking so many that you are getting a toxic level of Lidocaine in your system.
The toxic ef... Read More
4.9k viewsReviewed >2 years ago
A 37-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Alcohol and local: No, it does not.
4.9k viewsReviewed >2 years ago
A 36-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Anesth: Your body will eliminate the anesthesia. There is nothing that you need to do further.
4.9k viewsReviewed >2 years ago
A 36-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Anesth for hair remo: Probably the most effective thing to take is Emla (lidocaine and prilocaine) cream.
I will require a prescription but if very effective when used t... Read More
4.9k viewsAnswered >2 years ago
A 48-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
It depends on type: Oxycodone comes in two varieties. Immediate release (ir) and controlled release (cr).
Some companies mix oxycodone (usually the ir variety) with A... Read More
4.9k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Hydrocodone NSAIDS: It is generally considered to be safe to take hydrocodone with nsaids.
In fact if the nsaids can help you take less hydrocodone then it would be sa... Read More
4.9k viewsReviewed >2 years ago
A 49-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Oxy/naproxen: These two drugs can in fact be taken together. They are both pain medications but work in entirely different ways.
However, always take medicati... Read More
4.9k viewsReviewed >2 years ago
A 30-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Oxa with oxy: Oxaprozin in a non-steroidal anti-inflammatory drug, not a narcotic like oxycodone.
Your doctor may have prescribed it so that your oxycodone dose ... Read More
4.9k viewsReviewed >2 years ago
A 29-year-old male asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Ear discomfort: It is quite possible that the trauma of your slap resulted in some fluid behind the ear drum since that is a general response to injury.
It is also... Read More
4.9k viewsReviewed >2 years ago
A 36-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Cost anesth surg: Each hospital within the sacramento area has the ability to negotiate their own prices. What's more there can be differences between the costs at the... Read More
4.9k viewsReviewed >2 years ago
A 20-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Sedation drugs: Midazolam
propofol
fentanyl
hydromorphone.
4.9k viewsReviewed >2 years ago
A 39-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Preventing diseases: I would recommend looking at a charity that helps empower africans in preventing and eliminating these diseases themselves.
Africare would be an exam... Read More
4.9k viewsAnswered >2 years ago
A 44-year-old male asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Oxycodone: Because of its abuse potential and history of abuse.
4.9k viewsReviewed >2 years ago
A 37-year-old male asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Med difference: One medication is a narcotic and the other is a muscle relaxant.
They share some side-effects but are different types of medications.
4.9k viewsReviewed >2 years ago
A 50-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Broken ankle: Please look up.
Your ankle is broken, but not your life.
For that matter your ankle is on the mend, healing more little by little everyday, unde... Read More
4.9k viewsReviewed >2 years ago
A 45-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Narcotic ondan: There is no narcotic in ondansetron.
4.9k viewsReviewed >2 years ago
A 48-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Laughing gas: You can always ask, but that doesn't mean that you will receive.
Fillings are not likely to be painful enough to justify the small but present risk... Read More
4.9k viewsReviewed >2 years ago
A 23-year-old male asked:
Can glutamate rebound occur with other glutamate antagonists such as ketamine? or just with alcohol?

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Hang over: Ketamine does not usually result in glutamate rebound symptoms (hang over) when used as an anesthetic.
For those who chronically abuse ketamine as ... Read More
4.9k viewsReviewed >2 years ago
A 46-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Norco (hydrocodone and acetaminophen) with Ativan: The combination Norco (hydrocodone and acetaminophen) with Ativan has some risk to it because both drugs are sedative, both are respiratory depressant... Read More
4.9k viewsReviewed >2 years ago
A 46-year-old female asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Mean doctor: It is unfortunate that your doctor did not express any empathy.
Maybe you need a new doctor.
4.9k viewsReviewed >2 years ago
A 21-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Worldwide Plague: There are regions of the world that have had over 10, 000 cases of plague over the last 10 years and other regions of the world where the data simply ... Read More
4.9k viewsAnswered >2 years ago
A 36-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
Drug comparison: These three drugs are completely different drugs in different classes and with different side effects. They aren't even related to one another.
4.9k viewsReviewed >2 years ago
A 30-year-old member asked:

Dr. John Sampsonanswered
Anesthesiology 33 years experience
4.9k viewsReviewed >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.
3
Recommendations
146
Thank you notes
Sep 7, 2013
His intelligent answers reflect his excellent training.
I recommend.
HealthTap member
Mar 30, 2015
Dr. Sampson is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Sampson is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful! I too have been having passing out spells since i was a little girl.
HealthTap member
Thank you, your answer was very helpful! I thought that African Americans get gray hair by their 40s.
HealthTap member
Thank you, your answer was very helpful! Share thanks in your own words...
Education & Training
Medical/Graduate school
UC San Francisco School of Medicine, CA
Graduated 1989MD
Residency
Howard University Hospital
Awards
Presidential Citation, Society of Critical Care Medicine
Top Doctor, Second Place, Baltimore Region, MD - Summer
2013
Top Anesthesiologist, First Place, Maryland - Summer
2013
Affiliations
National Medical Association
Society of Critical Care Medicine
American Society of Anesthesiology
Publications
90,000 U.S. doctors in 147 specialties are here to answer your questions, provide medical advice, write prescriptions, and more.
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