Questions tagged [blood]

The liquid that circulates in the arteries and veins of humans and other vertebrate animals, carrying oxygen to and carbon dioxide from the tissues of the body, or an internal bodily fluid that performs a similar function in invertebrates.

Filter by
Sorted by
Tagged with
5
votes
3answers
86 views

Blood in urine without seeing it…?

I came from my doctor and he did a urine sample and said there was blood in my urine. I've never seen "blood" in my urine or had any issues with my kidneys so I was perplexed by this. Is this ...
1
vote
0answers
19 views

I think I just coughed a little blood, have been dry coughing for 2-3 days. What should I do?

This is what my cough looks like, verify blood :( https://ibb.co/gD6Otv https://ibb.co/hE4nLa
1
vote
1answer
65 views

Which blood test results would most indicate further testing for cancer?

As a member of the healthcare community, I've long been taught (as we have all) that test results are only valid in the context of symptoms and at the discretion of a healthcare professional. That ...
4
votes
1answer
41 views

Who decides the “normal” values for blood count?

I'm currently researching the values for a Complete Blood Count. Obviously different sources give slightly different values, usually due to rounding, but I found that some values consistently shifted ...
1
vote
1answer
68 views

Do fetuses' blood types ever cause Graft versus Host in the mother?

If a mother has type O blood, and a father has type AB, their children will almost certainly have either type A or type B. Considering a mother of type O blood will begin to produce antibodies against ...
1
vote
1answer
143 views

How can blood pressure be high but my pulse low?

Someone whose blood pressure reads 188/134 with a pulse of 62. Read a few more times even after she woke up it stays in that area. Calm, not taking any drugs, normal weight, good health and not sick ...
1
vote
0answers
22 views

Is it necessary to hydrate before doing a double red cell blood donation?

So, I gave blood today, as is my habit about every 112 days, going on the apharesis machine to do a double red donation. After the donation, as usual, I found myself having to urinate more often than ...
0
votes
1answer
36 views

Stop bewilder when go up [closed]

How to stop bewilder ? When I siting and I go to get up then I bewilder.What is caused this and how can I treat this?
0
votes
1answer
555 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. ...
0
votes
1answer
525 views

Hemoglobin level is not increasing in blood - Why?

I have low level of hemoglobin in my blood. I include the followings in my food. Pomegranate,Iron syrups,Dates,Beetroot. Still my hemoglobin level is not increased properly. I want some suggestions to ...
1
vote
0answers
23 views

Plausibility of 30 gauge draw?

What are the risks, complications, and problems associated with using a 30 gauge needle to draw blood from someone with otherwise average veins? What is the certainty of hemolysis and would it be even ...
3
votes
1answer
165 views

dangers of keeping blood in a jar

What are the dangers of collecting menstrual blood in a jar for a week and then paint with it? Will there be any dangerous bacteria in the blood that could be airborne? Is there any substance I can ...
3
votes
1answer
16 views

Existence of injection administering certification?

Is there a legal training, certification, or license that allows one to legally inject substances/medications into others? Is it illegal to inject others or aid in injecting others without such ...
1
vote
0answers
57 views

What are the effects of sipping blood?

Since childhood, I've noticed that when most people get injured they tend to sip the blood from where they got injured claiming that they are doing so, so as not to waste the blood, and furthermore ...
5
votes
1answer
1k views

What are the health benefits of cold showers?

Apart from the increased circulation and sperm production (in men) what long term and short term benefits can you get with a cold shower every day? To clarify, short term effects such as immediate ...
1
vote
1answer
63 views

Difficulty extracting blood

A little while ago, I had my blood drawn for lab work. They were only filling a small vial with it, but even so the nurse had a hard time getting enough blood to flow into the vial. What could cause ...
2
votes
1answer
3k views

Why is 88% SpO2 considered a critical level?

If I understand correctly, arterial blood is usually saturated to ~95% with oxygen, the oxygen being transported in combination with haemoglobin in a ratio of 4:1. Venous blood is saturated at around ...
4
votes
1answer
131 views

Blood donor restrictions (Mad Cow Disease) in Australia/France for people who lived in Britain, is it justified?

I have found out recently that in Australia and France you are not allowed to give blood if you spent more than one year in the UK between 1980 and 1996 because of mad cow disease. I am wondering why?...
0
votes
1answer
329 views

Does Anemia equal poor circulation?

Are they one and the same? Can you be non-anemic and have poor circulation? Can you have good circulation and be anemic at the same time?
1
vote
1answer
134 views

What diet/foods decrease IGF-1 and increase IGFBP-1?

And also, what happens to these markers when non-fibrous carbohydrates are substantially reduced? Thanks a lot for any comments.
5
votes
1answer
90 views

Normal for menstruation blood to be brown/black at the start?

Lately, in addition to the more intense abdominal pain than usual, my period is manifesting itself in dark brown/black (tarry-like) blood from the start and staying like that for almost 5 days until ...
1
vote
1answer
208 views

Is it possible to tell if a person is awake or sleeping by capturing his finger print at that moment?

Consider A is a person, is there any possibility to find if he is awake or asleep?, Maybe the lines on the finger be compressed or the blood flow might be low while sleeping.
1
vote
0answers
50 views

How can I improve my chances of a successful platelet donation?

I have a high platelet count and would love to put that to good use by donating platelets. But the last several times I've tried to give, my veins failed one way or another. The volunteers couldn't ...
0
votes
1answer
646 views

What will happen if Uric Acid level increases [closed]

What will happen if the uric acid level increases. How to detect the problem(is there any symptom) and what will be the natural way to reduce or balance uric acid level.
1
vote
0answers
9 views

How can I cover up bruises?

I have recently had a few bruises to my leg, one quite bad, I was just wondering is there any way of covering the bruises up? If so, how? What methods could I use?
1
vote
0answers
281 views

What does thick blood indicate?

I today got a cut on my finger and I saw my blood was thick and sticky. It took less than 1 second to dry and clot as I rubbed it on my finger. Is thick blood bad for your health?
3
votes
1answer
2k views

How is it Blood Thinners appear to stop the creation of platelets?

My Mum takes Blood Thinners as instructed by her doctor and she is always telling me that if her blood gets too thin and she gets a small cut she could bleed to death. I know that when we get a cut ...
2
votes
1answer
419 views

What is the significance of white blood cells count to platelets count ratio?

This is actually something I stumbled upon while conducting a statistical analysis. I have WBC and Platelets counts of over 3000 people with varying age and gender. I was thinking about doing a ...
1
vote
2answers
260 views

Low potassium in blood

A blood test revealed low potassium. What is the dangerous effect of low potassium in the blood? Is medication necessary for this condition? Thank you for your wisdom.
4
votes
1answer
76 views

What are the online blood testing services that allow to pick and choose exactly what test you want?

I know there are now several competitive online blood test companies that offer a menu of bundled blood test services in the US. I am looking for a US based service that would disaggregate their ...
1
vote
0answers
34 views

Lab test for Pregnancy, Not Clearly listed?

Can anyone list the Laboratory Test that are prescribed in the picture?(It's for a pregnancy in week 28+1).
2
votes
0answers
740 views

Does neovascularization help or hinder healing in a tendinopathy?

Many studies have shown that tendinopathies often come with neovascularization in the injured area. Does neovascularization help or hinder healing in a tendinopathy? From http://inside.akronchildrens....
5
votes
0answers
62 views

Why does hemodialysis need to done for so many hours?

Does hemodialysis take so many hours because the dialyser is inefficient (in other words, every time blood passes through the dialyser only a small fraction of the waste is removed) or because there ...
5
votes
0answers
80 views

Can GFR be improved in patients with kidney failure?

How widely can glomerular filtration rate (GFR) values fluctuate and can they ever improve? How much "error" might one expect in the value if sampled quarterly?
2
votes
1answer
107 views

Medical relevance of tetanus vaccination

As somebody who has recently come into contact between another person's blood and/or other fluids and a cut on my hand should I ask them for the year of their most recent tetanus shot? As far as I am ...
1
vote
0answers
38 views

Omics vs Classic Blood Sample

It seems to me that omics data offers much more information than a classic biochemical blood analysis does. Are there more features that can be known from a patient blood sample using omics data in ...
0
votes
1answer
83 views

APTT in the blood is completely missing

If in the blood, according to the blood tests, the APTT is 233 (norm is 150), does it mean that there was an error during the test, or it may actually be true?
6
votes
1answer
100 views

Why are people with certain blood types more/less susceptible to norovirus?

Infection with some types of norovirus appear to be rarer in people with some blood types than in others, see Norwalk Virus Infection and Disease Is Associated with ABO Histo-Blood Group Type, from ...
6
votes
1answer
3k views

What are the implications of having weak A or B blood?

I have a child with weak B blood. I figured out that this means that the B antigen is only weakly expressed: http://www.ncbi.nlm.nih.gov/books/NBK2267/ So I understand what this is, but my confusion ...
8
votes
1answer
518 views

Is it possible to change person's blood group?

Is it possible to change person's blood group? I know it is not possible to change person's DNA, so what about blood group?
2
votes
1answer
109 views

What causes aortic aneurysm

An aortic aneurysm is a balloon-like bulge in the aorta, the large artery that carries blood from the heart through the chest and torso. What could be the possible causes of aneurism?
5
votes
1answer
157 views

Is it possible to get a cut from being elbowed in the head?

So I was at a basketball game, and sometime mid-way through it, I got elbowed in the head. At the end of the game, I found that I got a small cut that was slightly bleeding and, at that point, the ...
7
votes
1answer
253 views

Can blood transfusion help in case of scleroderma?

Can blood transfer can somehow help a case of scleroderma? I know it's not the way to cure it, but I was just wondering if this can slow down the body destruction made by the faulty lymphocytes. ...
6
votes
1answer
1k views

Why do people get nosebleeds from overexerting themselves or when they're sick?

In many TV shows from medically-related to not, people get nosebleeds when they're working too hard or "deathly" ill. I'm wondering if this real or just dramatized. If it happens to be real, is it ...
5
votes
1answer
3k views

Can eating chalk cause very low level haemoglobin level?

My friend has a haemoglobin level of 6 g/dl. She eats a lot of chalk. The doctor said that the chalk accumulation is hindering the production of haemoglobin. Does that make sense, or there might be a ...
0
votes
1answer
78 views

Take and analyse blood samples at home

Is there a method/device for a person to analyze the basic characteristics of her blood without going to the doctor? Background motivation: A patient has reoccurring symptoms that appear at random ...
6
votes
2answers
216 views

What did people do before the discovery of blood groups? [closed]

Today, we transfer our blood easily as we know our blood group. But what did people do before that discovery (in 1901 by Karl Landsteiner, then independently in 1906 by Jan Jansky and 1910 by William ...
3
votes
2answers
920 views

Toxoplasmosis during pregnancy and blood donation

Can a person who was infected with toxoplasmosis during his/hers mothers pregnancy donate blood, or is it unsafe and thus rejected?
1
vote
1answer
28k views

Myelocytes present in CBC

0.1 X10E3/uL Myelocytes It says the normal range is 0. Is there something wrong with having that many myelocytes?
4
votes
1answer
261 views

Can someone be both prediabetic and hypoglycemic?

Hypoclycemia seems to have several distinct causes, depending on whether you are diabetic or not. If you are diabetic, you can apparently become hypoglycemic if you're taking too much insulin. If you'...