All Questions
7,855
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Occupational Therapy - Billing Codes & General knowledge
Wife is from Canada, 7 year of experience as a Canadian OT.
She is in the process of becoming a US OT. Between the Canadian/USA systems a lot of different.
She is asking what are the US billing code ...
7
votes
1
answer
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why has teixobactin not reached clinical use in humans yet?
Background:
A new antibiotic, teixobactin, was discovered in 2015 in a screen of uncultured bacteria (using ichip, an isolation chip composed of several hundred miniature diffusion chambers, each ...
- 223
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0
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25
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Uterus implants and transplants [closed]
I would like to ask whether any uterus implants or transplants have ever been tried out.
Are there any patients out there that can receive these, and, if so, then how is the procedure?
Has any attempt ...
0
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0
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49
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Would it make sense, from a scientific and public health point of view, to impose wearing face masks when sick? [closed]
If nothing else, the Covid years should have taught us one fundamental lesson: the importance of better hygiene.
The proof is that, during the times when mask wearing and hand disinfection became ...
user15121
2
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2
answers
98
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How would a medical scientist go about researching a cure for hiccups?
This is inspired by this old question of mine on Skeptics.
Can scaring a person cure hiccups?
Someone posted in comments:
The point is, this doesn't appear to be amenable to research, because it's ...
- 121
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0
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17
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Time of stoping contraceptive [closed]
About a month ago I stopped taking mycrogynon 30 when the pack was finished, and that was when I had already stopped sex one or two days or more, then I got a period. I then stopped taking the next ...
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3
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0
answers
25
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Hot weather as a trigger for sleep attacks
According to this article, hot weather can be a trigger for excessive daytime sleepiness in the case of narcolepsy.
I have been trying to find more about a correlation between hot weather and ...
- 149
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0
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16
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Is the swallow tail sign absent in this patient? [closed]
A patient with suspected early parkinsonism had a brain MRI. This is one of the pictures in the SWI sequence:
Is the swallow tail sign absent in this patient? I think it is but I would like a second ...
- 507
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0
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16
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How much glucose intake will trigger the polyol pathway?
Searching online I see numerous studies and references that say that excess glucose in the body will trigger the polyol pathway which converts glucose to fructose. Example link.
How much of a ...
- 101
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21
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How does the agranulocitosis risk of metamizole compare with that of metoclopramide?
I see that metamizole is banned in many countries but not metoclopramide. Are the risks significantly different? I see metoclopramide figures of about 1/100k to 1/1M, but can't find anything for ...
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35
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Reason for fast reduction of medication intake [closed]
What could be the reason for a small but frequent dose?
For example only one fourth of a regular dose is needed to get the same effect as "regular" patients but it allegedly lasts less than ...
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0
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27
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What are some of the viable explanations why, after liposuction, the patient observes the returning of fat on the site operated on, and how to prevent [closed]
It seems possible that, after liposuction, the patient observes the returning of fat on the site operated on. I have not come across a paper/article looking into the physiology and mechanisms behind ...
- 101
2
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0
answers
22
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Does having mucinious carcinoma in one tissue influence the risk of getting a mucinious carcinoma in an other tissue?
I just read the Cleveland Clinic's article about Mucinous carcinoma:
Mucinous carcinoma is a rare type of cancer. It starts in the main cells of mucus, called mucin. Although this type of cancer can ...
- 323
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32
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What is primary sign of sex, sex cells or DNA?
I see a lot of stuff coming up lately about sex cells being the ultimate determining factor of sex, and I see the point but I couldn't find anything that would directly compare both methods. I only ...
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34
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Where in the arterial system is the blood pressure intended to measure?
I've seen the blood pressure consistently being defined as the pressure exerted by the blood onto the outer wall of the blood vessel.
However, the arterial system branches, changes diameter, and ...
2
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80
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Comparitive exposure to spike protein between mRNA vaccines and an actual Covid infection
Do we have any data or estimation regarding the relative spike protein exposure between an mRNA vaccine and an actual Covid infection?
This is a complicated question.
Assume two identical humans are ...
- 71
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29
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High frequency sounds and hearing damage
First of all, I am not a professional and have only basic everyday understanding of medicine. But this question still is one for medical science:
What frequency range of sounds can damage hearing? Is ...
- 109
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0
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14
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Where can i get longitudinal data on kidney disease
i'm phd student in Informatics who wants to research progression of chronic kidney disease
but i couldn't find available dataset.
Existing relevant papers typically seemed to have researched on data ...
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5
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1
answer
55
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How can cognitive decline be accurately measured in physicians?
The average age of physicians in the US is increasing, and there is ample evidence that cognitive impairment increases with age, as well as do adverse patient outcomes. It has been suggested that ...
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1
answer
33
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Can chronic muscle strain/tension persist after its causes are removed?
Bad posture, stress, lack of sleep, weak muscles/imbalances, and other factors are often cited as causes for chronic muscle tension. Is the ongoing presence of such tension an indication that at least ...
- 113
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1
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166
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Why are diagnostics based on the microbiome so slow to adopt?
Edit 2023/09/06: Many comments so far raise the fact that we can't tell whether there is causation or correlation between an illness and the corresponding microbiome of the patient. My point isn't to ...
- 149
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14
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Are there health or sportive benefits (or negatives) of apnea training?
Many people regard apnea achievements as a sport.
Apnea training mainly reduces sensitivity to CO2 levels. Is it beneficial except when in cases of voluntary or involuntary air deprivation? Will it ...
- 165
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23
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Pressure volume curve; Is it wrong Ea?
This is a continuation of the following question;
Pressure volume curve; Is it wrong ESPVR?
In the pressure volume curve, if my understanding is correct, Ea is obtained by the following diagram (Refer ...
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1
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34
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Pressure volume curve; Is it wrong ESPVR?
ESPVR is a straight line passing through the upper left corner point of the pressure volume curve and such that the x-intercept is the dead volume of the ventricle; as far as this definition is ...
- 465
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1
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30
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How to determine the "argument" of the electrical axis of the ECG from aVF ＆ VI
This question is a continuation of the following question;
Is the definition of aVF consistent with Novosel’s formula?
Unfortunately, the article at the following URL is written in Japanese, but its ...
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1
answer
51
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Is the definition of aVF consistent with Novosel’s formula?
"In regards to the electrocardiogram, there is often a Statement made that,
'The a' in aVF means 'augmented' by a factor of 1.5 for sensitivity adjustment.
If the above statement is true, ...
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0
answers
19
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Would the anode heel effect happen in an un-angled anode?
If the anode of the x-ray machine had a uniform rectangular shape that was directly facing the cathode (not angled), wouldn't there still be a heel effect? I think that the intensity of the x-ray ...
- 81
1
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1
answer
119
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Appearance of heroin addicts
Watching videos online, and also having lived in San Francisco for a period of time, I occasionally notice that drug addicts have sores on their face. This includes the forehead, cheeks, anywhere on ...
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0
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24
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How much does one night of reduced sleep impair immune function?
I just watched the Sleep is your superpower TED talk by Prof. Matt Walker. In that video, he claims that 1 night of sleeping only 4 hours reduces natural killer cell activity by 70%.
My first ...
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1
answer
28
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Why does carcinoid syndrome affect the right heart valves more than the left ones?
Carcinoid syndrome results from the release of various peptides and amines (especially serotonin) from neuroendocrine tumours (NET). These factors can elicit immune responses on various tissues, ...
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2
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21
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What is the mechanism of immune privilege that prevents immunological damage in some organs?
I was reading about immune privilege in a paper called Immune Privilege of Heart Valves by Hill et al.
Immune privilege is summarised as follows:
Immune privilege is an evolutionary adaptation that ...
- 2,974
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1
answer
60
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What is the intuition behind diagnosis of Hyponatremia?
I am a first year medical student and my textbook of biochemistry under the heading of sodium under the section minerals barely touched upon hyponatremia and only mentioned a few causes such as liver ...
8
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3
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4k
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People who can't receive O negative blood?
In Season 5, episode 3 of New Amsterdam (also here), a patient can't receive O negative blood.
I, being "O neg", always thought that absolutely everyone, without exception could get O ...
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41
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Do sugar alcohols cause cancer according to the latest research?
According to this Upstate article, recent research has shown that there is a link between ingredients in sweeteners (sugar alcohols) and liver cancer. One of the coauthors has made several strong ...
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1
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49
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Can radiography procedures in medicine use gamma radiation?
Can radiography with gamma rays be used in medicine? If not, why not?
Is it a technical issue (gamma rays are not easy to generate or detect for this purpose) or is it a safety issue (gamma rays are ...
1
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0
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25
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How likely are you to get infected with Hepatitis C from coming into contact with objects contaminated with blood?
Lets say that someone with a small fresh cut/wound touches an object that has been contaminated with Hep C blood and then touches his wound(the virus comes in to contract with the wound).What are the ...
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2
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662
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How does the rare cancer mucinous carcinoma respond to radiotherapy?
Mucinous carcinoma is a rare type of cancer. It starts in the main cells of mucus, called mucin. Although this type of cancer can develop anywhere, it’s most common in your breast.
[ Cleveland Clinic]...
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3
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1
answer
90
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For healthy people, does Pulse Rate increase significantly when getting up & standing from supine position?
I was reading about Postural Orthostatic Tachycardia Syndrome (POTS) & I was wondering if for regular healthy people, does pulse rate increase when going from lying down to standing up?
Not asking ...
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3
votes
1
answer
60
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Medical ethics and interaction with law enforcement
There are a few situations where the needs of law enforcement seem to encroach on medical ethics, and I wonder how medical professionals resolve the conflict. I'll offer a couple of specific examples:
...
- 141
1
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1
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173
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Type of hypoalergenic milk to supplement breastfeeding?
As I am already asking here: Allergy prevention: long duration of breast feeding vs early exposure to allergens - how does that fit together? Isn't this contradictory? I am a quite puzzled by the ...
- 115
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1
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32
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Allergy prevention: long duration of breast feeding vs early exposure to allergens - how does that fit together?
So, as a proud father of a two-months old daughter, whose mom has many rather strong allergies and heavy asthma passed down through several generations we'd like to suppress her developing of ...
- 115
2
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0
answers
59
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Why can't we just replace cancerous organs with artificial organs, before the cancer spreads? [closed]
This is coming from someone who has no idea what he's talking about (me), but I was thinking about the concept of artificial organs.
I thought that, if it were possible to recreate organs artificially ...
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1
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1
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69
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Would an injection into the neck be useful for quick application of a drug?
This might be the wrong place to ask, but I'm working on a story where the main character has a chronic condition that is usually managed by medication. However, on the off chance they run out of ...
1
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0
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61
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Can using glasses with a positive prescription when using a computer help prevent or minimize myopia?
I've seen multiple sources linking screen-time on a computer and myopia. If this is correct that exerting our eye-muscles causes this, would using glasses with a positive prescription prevent that?
...
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42
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How do doctors learn to spot cancer in moles?
It is very clear to me that doctors do not use the ABCDE rule to check a mole for skin cancer, as I probably have 30-40 moles that clearly violate one or more of these rules, yet the doctor always ...
1
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1
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94
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Acute symptoms from radon gas exposure
If people live in a high-radon environment (100 pCi/L in breathed air) for just one week, is it unlikely that they would notice it? What is the pCi/L threshold where acute symptoms are likely to ...
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48
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Why is chickenpox more severe in adults?
I've seen in many medical shows and were even told as a kid that chickenpox is quite severe in adults, and that's why it good to catch it and become immune as a child. I've tried researching the ...
- 111
2
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0
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23
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Is there a formal causal model of avoidable admissions?
I would like to approach modelling the causes of avoidable admissions to a hospital using a Pearlian causal framework (see Pearl 2009 for a terse overview). I read in Booker & Purdy 2022 that ...
- 121
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1
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35
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Evidence to support 20-20-20 rule?
American Optometric Association:
The average American worker spends seven hours a day on the computer either in the office or working from home. To help alleviate digital eyestrain, follow the 20-20-...
user27083
3
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0
answers
67
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Why do cosmetic surgeons recommend eating pineapple?
(I am not asking for advice on actually eating pineapple in this question. I am curious how this meme or trope has arisen.)
I have had a number of surgeries in my time (I'm at the "use other side ...
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