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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.
Internal Medicine
Languages spoken
English
Doctor Q&A
26 Answers
3 Agrees
The number of answers this doctor has agreed with.
A 34-year-old male asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
No: Enzymes rise and fall at the time of a heart attack. Only enzymes in the abnormal range are diagnostic. All your values are normal so there is no re... Read More
5.1k viewsReviewed >2 years ago
A 33-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Help needed: It is common for heart rate to increase when blood pressure falls. This combination can have a variety of causes. It may rise from dehydration (from... Read More
5.9k viewsReviewed >2 years ago
A 40-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Could be: There are several reasons for leg numbness or weakness. Stroke is one of the. Pinched nerves can also lead to localized numbness in the leg. Nerves... Read More
5.9k viewsReviewed >2 years ago
A 30-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Artery and vein: Venous insufficiency is a disease of the vein which drains blood out of the legs.
Periferal vascular disease is a disease of the artery which delivers... Read More
6.4k viewsReviewed >2 years ago
A 36-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Several: 1/ reduce bad cholesterol. 2/ reduce inflammatory reactions. 3/ reduce tone in arteries (help the artery to relax and permit better blood flow.
I thi... Read More
6.4k viewsReviewed >2 years ago
A 53-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Compensation: There is a decline in the amount of blood flow delivered by each heart beat. The heart compensates by beating more often to maintain overall output. ... Read More
6.3k viewsReviewed >2 years ago
A 41-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
No: Usually the pr inteval returns to normal and the delta wave is no longer seen.
6.4k viewsReviewed >2 years agoMerged
A 32-year-old female asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Good idea: Oral ingestion of digestive enzymes ought to be ok without harmful effects if taken as directed.
5.5k viewsAnswered >2 years ago
A member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Call: Call your insurance company and ask for a list of participating GI docs (gastroenterologists).
5.5k viewsAnswered >2 years ago
A 34-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Variable: Blood pressure in the upright position is regulated by receptors in the neck. They sense a fall in pressure and cause nerve signals to blood vessels ... Read More
6.3k viewsReviewed >2 years ago
A 23-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Defined.: Most often the portion of the heart between the right and left ventricles (septum) is thickened. This narrows the region below the aortic valve and c... Read More
6.3k viewsReviewed >2 years ago
A 48-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Yes: Aspirin is a good pain reliever. I'd take 2 three or 4 times a day.
You would not want to do this if you have vomited blood or had blood in your st... Read More
5.9k viewsReviewed >2 years ago
A 35-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Anxiety: Anxiety often leaves one disconnected and poorly focused. When a person has too many worries or concerns (stress), the mind will attempt to withdraw;... Read More
5.9k viewsReviewed >2 years ago
A 34-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Varies.: Chest pain due to blockage without heart damage usually lasts 5-10 minutes then it goes away. This is angina pectoris.
Prolonged pain of the same typ... Read More
5.9k viewsReviewed >2 years ago
A 40-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
How much: Life expectancy with various ailments may be limited. Not only is there a reduction in the number of days one has but the quality of each is reduced.... Read More
5.9k viewsReviewed >2 years ago
A 39-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Hello: Hardening of the arteries (arteriosclerosis) refers to disease of the arteries leading to thickening of the artery wall and erosions of the inner lini... Read More
5.9k viewsReviewed >2 years ago
A 38-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Tx: No smoking; meds to help stop smoking would be useful. Walking to tolerance is advised. This is not doubt the most important thing. Statins are adv... Read More
6.4k viewsReviewed >2 years ago
A 22-year-old male asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Normal: Your blood pressure is normal. Meals don't have much effect on blood pressure.
5.1k viewsAnswered >2 years ago
A 28-year-old female asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Reflux into esoph: The swallowing tube (esophagus) enters the stomach below the lower breast bone. Sometimes food and acid washes back into the esophagus after entering... Read More
5.1k viewsReviewed >2 years ago
A 36-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Blood clots : A blood clot that floats into the lung interferes with blood flow to that segment. A lung perfusion scan with will show a hole (no blood flow) behind... Read More
6.4k viewsReviewed >2 years ago
A 32-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Help: When the heart contracts it squirts blood into the aorta; the aortic valve keeps the blood from flowing back into the heart (left ventricle).
6.4k viewsReviewed >2 years ago
A 35-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Folks with a suspicion for blood clot in the lung. This may be due to spells of breathlessness or chest pain or both. More common if there is blood ... Read More
6.4k viewsReviewed >2 years ago
A 35-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Yes, I can: Wpw is diagnosed mostly on the ekg. The major portion of the ventricular activation, the qrs, has a delta wave associated with it. Also the delay be... Read More
6.4k viewsReviewed >2 years ago
A 44-year-old member asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Yes and no: Dietary changes aimed at substantial reduction in cholesterol levels is required. Most people can achieve modes cholesterol reduction switching from ... Read More
5.9k viewsReviewed >2 years ago
A 31-year-old female asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Recommend: According to medscape:
0.5 ml of 0.5% solution (2.5 mg) nebulized q20min or continuous 10-15 mg/hour.
5.5k viewsAnswered >2 years ago
A 66-year-old female asked:
Dr. Timothy Byrnesanswered
Internal Medicine 47 years experience
Exercise; stress: It is normal for your blood pressure to rise during exercise and at times during emotional stress. The general idea is to maintain a normal blood pre... Read More
5.5k 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
121
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Byrnes is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Byrnes is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thanks for your quick reply! Thank you for information on you site
HealthTap member
First, I need to make sure he even received my email. Thanks!
HealthTap member
Thanks for your quick reply! At least you sound upbeat.
Education & Training
Medical/Graduate school
University of Maryland School of Medicine, MD
Graduated 1975MD
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