Questions tagged [heart-disease]
Questions related to diseases involving the cardiovascular system - heart disease.
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13 views
Which DNA biomarkers should I test for? [closed]
Concerning DNA biomarkers test such as the one done by insidetracker. They say, can test up to 43 biomarkers:
1 Albumin
2 ALT (Alanine Aminotransferase)
3 AST (Aspartate Aminotransferase)
4 Calcium
5 ...
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0answers
22 views
What other function does PCSK9 have, other than LDL cholesterol control?
I am trying to understand if PCSK9 has other functions in the body, other than the one mentioned in the question title. I know it can be found in different tissues, but I can't find anything about ...
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42 views
Is the risk of cardiac arrest still superior, for unvaccinated people contracting Omicron, than for people receiving RNA vaccines?
According to this article, Vaccines linked to small heart inflammation
Among those who had received the Pfizer vaccine, the researchers
noted, the rate of myocarditis or myopericarditis was 1.4 cases ...
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8 views
Effect of LVEF on Phonocardiogram
According to this page LVEF higher than 70% or lower than 50% is not normal. I wonder if LVEF has any kind of effect on heart sound.
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1answer
55 views
Why doesn't the heart always pump at max speed? [closed]
I was thinking about artificial hearts, and how much of a problem it is to 'know' the right speed to beat at.
Which made me wonder: what happens if your heart beats at max speed, when you are at rest? ...
3
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1answer
261 views
How does a prosthetic heart valve "burst"?
I have a friend who's father died suddenly, and the coroner described the cause as his prosthetic heart valve "bursting." Can someone illustrate in words what that means, and would heart ...
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58 views
What is the proper self-aid during a heart attack?
I've heard that using cough during heart attacks as an improvised CPR is a complete myth. (Important note disproving self-CPR: CPR shall not be performed on conscious people.)
My question is what are ...
3
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88 views
Is it true that half of the COVID-19 patients, even seemingly without symptoms, obtain serious heart damage?
In this video, complex systems expert and physicist-turned-epidemiologist Yaneer Bar-Yam claims that according to recent findings, about half of the people that have been infected with COVID-19 will ...
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1answer
133 views
What does primary, secondary and safety outcome of a drug study mean?
I was reading a research article and came across this:
We studied 55 outcomes of interest, including both effectiveness and safety endpoints. We divided effectiveness outcomes into three primary ...
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1answer
53 views
Myocardial Ischemic Contractile Failure & Potassium
From my understanding of myocardial ischemic contractile failure, ischemia causes increased extracellular K+ concentration due to the ATP-sensitive K+ channels opening (as they need ATP to stay closed)...
4
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1answer
286 views
Heightened risk of bacterial endocarditis for receptive anal sex partners
TL;DR version:
Is there any proof of correlation (or lack thereof) between receptive rectal intercourse and raised risks for bacterial endocarditis? [UPDATE] Does it hold even for protected sex, given ...
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40 views
Does taking cold showers put one in risk of a potentially fatal cold shock?
Taking cold showers is being recommended here and in many other places (Healthline, MedicalNewsToday, MSN to name just few) in the Internet.
However, I've heard a strong contrary opinion from a ...
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32 views
How is choice made between coronary angioplasty and coronary artery bypass surgery
Coronary angioplasty (PTCA or PCI with stenting) and coronary artery bypass surgery (CABG) are 2 main methods to treat severe symptomatic coronary artery disease.
Former is done through tiny ...
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2answers
168 views
If high cholesterol does not cause as atherosclerosis? Then what does?
I frequently come up with articles about the topic such as this one https://www.nhs.uk/news/heart-and-lungs/study-says-theres-no-link-between-cholesterol-and-heart-disease/. Now, if there is no link ...
2
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1answer
54 views
Is Myocarditis infectious?
How can Myocarditis spread from a person who has it?
Is touching a person who died of Myocarditis dangerous?
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2answers
138 views
Is the number of push-ups a person can do a good risk estimate for heart attacks?
According to this article below, people who can do more than 40 push-ups have lower risk of heart attack. Is this a valid claim?
https://www.sciencealert.com/what-new-science-says-about-men-who-can-...
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1answer
2k views
Difference between acyanotic and cyanotic
Recently I have been watching khan academy videos on acyanotic and cyanotic diseases. I know that acyanotic means not blue and cyanotic blue. Because I still can not understand the difference between ...
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1answer
866 views
Why is the crescendo-decrescendo systolic murmur best heard at the cardiac base?
I'm writing a paper and came across a very specific question about heart sounds.
Why is the crescendo-decrescendo systolic murmur best heard at the cardiac base? and why does it radiate to carotids?
...
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3answers
937 views
What is the difference between Eisenmenger syndrome and ventricular septal defect?
What is the difference between Eisenmenger syndrome and ventricular septal defect?
They are both related to a hole between the two ventricles, right?
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33 views
What do these various descriptions mean in a dobutamine stress echocardiogam report?
Evidence of inferior/posterior infarction or hibernation
Preserved LVEF Basal posterior segment is akinetic
Basal and mid inferior segments are hypokinetic
Preserved systolic function
No pericardial ...
5
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1answer
101 views
Beyond correlation, why is Frank's sign significant or not?
The Wikipedia lists Frank's sign as
Frank's sign is a diagonal crease in the ear lobe extending from the tragus across the lobule to the rear edge of the auricle. The sign is named after Sanders T. ...
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24 views
Fibrin production from joint damage promotes arterial blockages?
Can increased fibrin production from joint damage promote vascular disease such as arterial blockages, particularly where obesity or markedly increased weight causes knee, hip, ankle, and spine damage?...
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0answers
21 views
When to phlebotomize in Eisenmenger syndrome?
Secondary erythrocytosis occurs in Eisenmenger syndrome as opposed to polycythaemia. Haemoglobin levels can be quite high and levels such as 22 g/L are common.
Phlebotomy is commonly used to treat ...
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55 views
Are eggs good for heart health or bad? [duplicate]
I am finding two completely contradicting posts while googling regarding health risks to the heart for excess consumption of eggs:
https://www.health.harvard.edu/heart-health/are-eggs-risky-for-heart-...
4
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1answer
81 views
Would it be fair to say heart disease, diabetes (II), and Alzheimer's disease are all the same health issue expressed different ways?
Heart disease, type 2 diabetes, and I believe Alzheimer's as well, seem to all be the result of the body's plumbing being clogged up by fat and cholesterol deposits. Exercise, a diet low in artificial ...
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1answer
101 views
Eggs & heart health?
How does egg consumption impact atherosclerosis/cardiovascular disease risk? I'd especially welcome experimental studies.
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72 views
Acetaminophen after a heart attack [closed]
My grandmother was prescribed Dolo 325 (acetaminophen or paracetamol) after she had an episode of a silent heart attack. The dose is to be taken twice daily. Can anyone explain how this treatment ...
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0answers
21 views
Defibrillator from China
I would like to have defibrillator in my summerhouse, but I found that it cost a lot (1000USD) and it is overpraised since it contains almost nothing inside. I decided to look for one in China online ...
3
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0answers
26 views
What is the most advanced non-invasive technology these days for identifying clogged arteries?
What is the most advanced non-invasive technology these days for identifying clogged arteries?
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77 views
How does longhorn beef compare to other meats wrt a heart-healthy diet?
This ranch's marketing blurb at http://www.gentzlonghornbeef.com/nutrition_facts compares longhorn beef to other animal protein sources. I'm specifically interested in how the fat breaks down into ...
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1answer
122 views
Why is there not enough research on heart stent and exercise?
I am a 69 years old man who has been jogging and running many marathons all my life.
I can't pick my genes so i had a blockage in my heart artery which lead to placement of a stent last year in spite ...
2
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1answer
254 views
Afterload during Cardiac failure?
So one of the clinical signs of Cardiac insufficiency is a low blood pressure, and to treat cardiac insufficiency we try to decrease the Afterload.
what I don't get is that the Afterload is defined as ...
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Diagnose angina (chest pain) by taking Nitroglycerin
Since nitroglycerin relieves the symptoms of angina (chest tightness, heavy feeling), why not to diagnose angina with Nitroglycerin?
If the pain goes away upon taking Nitroglycerin then you have ...
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1answer
708 views
Why is this clinical difference between central and peripheral hemoglobincyanosis?
While in central cyanosis we see cyanotic mucosae, we have in peripheral cyanosis a cyanotic peripheral.
In central cyanosis we have a oxygenation problem and in peripheral cyanosis a low perfusion.
...
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2answers
230 views
How is myocarditis diagnosed?
How is inflammation of the hearth muscle (myocarditis) diagnosed? What are typical symptoms? What is it commonly mixed up with? How do you differentiate reliably?
3
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1answer
798 views
Can pectus excavatum increase the risk of cardio vascular disease?
With Pectus Excavatum the sternum is sunken inwards pushing organs slightly out of their normal position. My question is could this repositioning put additional pressure on the heart over time leading ...
4
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2answers
261 views
What is the best cooking oil for a person with ischemic heart disease?
My grandmother has atherosclerosis and suffers from cardiovascular disease (ischemic heart disease and cerebrovascular disease).
The doctor recommended her not to eat butter or ghee.
Which type of ...
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2answers
131 views
If you are told you're going to have a heart attack in one month, what can you do now to prevent it?
If an unhealthy individual were given this news, could they make enough life style changes in a single month to prevent an impending heart attack without medical intervention? What would be the first ...
2
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2answers
700 views
Why would one Carotid Artery be blocked but not the other
Why would one Carotid Artery be blocked but not the other. I know someone who has a 50% blockage on the left side, but minimal on the other ... why would this be?
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Sudden and sharp chest pains [closed]
Since three or four years ago, I started feeling sudden chest pains around once or twice a month. These pains can be relieved when I stretch my ribs left and right that can remove the pain. Am I ...
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2answers
140 views
Does sleeping in daytime actually kill?
My dad takes naps at daytime frequently. He asked me recently if sleeping at daytime actually kill you, since he had been reading medical articles that claim that taking naps increases chance of ...
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2answers
128 views
Do all very old people have heart failure?
A 95 year old will probably not be able to do hard exercise, such as running fast for one hour per day. The heart of such a person won't have the capacity to pump the required amount of blood through ...
3
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3answers
2k views
How serious is the risk of second hand smoke?
I am a non-smoker but enjoy going to a smoke filled casino near me for about 4 hours once a week. I take breaks to go outside for a few minutes throughout.
How much risk (heart disease, lung cancer, ...
2
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1answer
41 views
Assessing the risk of heart attacks and similar conditions
What all factors predispose to risk of vascular plaque formation (atherosclerosis) which may lead to heart attack, unstable angina, need for coronary bypass surgery or angioplasty, heart failure, ...
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2answers
287 views
When is angiography needed in stable angina patients?
Under which conditions is angiography needed in patients who have 'stable angina')? In other words, what are the 'indications' of angiography in such patients? The angiography is done with a view to ...
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0answers
189 views
EECP (Enhanced External Counterpulsation) therapy v/s Angioplasty and Bypass surgery
I have read some article about EECP (Enhanced External Counterpulsation) therapy for the treatment of angina and some doctors even saying that it must be suggested as the first option and others doesn'...
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0answers
93 views
What natural supplements exist to lower LDL cholesterol and raise HDL cholesterol?
The doctor told me to use Niacin or Red Yeast to reduce cholesterol. Examine.com, which seems to be pretty legit, seems to support using Garlic as a natural alternative. What supplements exist with ...
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51 views
Is it worth testing regularly for oxidative stress?
I have read that oxidative stress is associated with neurodegenerative diseases, cardiovascular disease, ageing, cancer, and diabetes. Popular health 'buzz' would suggest consuming antioxidant ...
7
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1answer
96 views
Is the heart disease risk arising from salt mediated entirely by blood pressure?
High salt intake appears to be well-established as a risk-factor for cardiovascular disease, usually cited as being due to its effect of increasing your blood pressure. I want to know if that's the ...
4
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2answers
93 views
Max heart rate questions
Max Heart Rate
How accurate really is the 220 -minus my age = max heart rate formula? I don't even come close no matter what I do. My max should be 187. Most blogs say I'm just not exercising hard ...
