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Questions tagged [pathophysiology]

The biochemical, molecular, and physiologic mechanisms that cause disease.

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33 views

Atlas of pathology / morbid anatomy. Is there any?

Is there any atlas which have Human's fresh pathological gross specimen with their segmental cut-sections of different tissues? Why fresh! the reason is after embalming any tissues, organs changes ...
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11 views

Why oligohydramnios leads to hypoplasia of lung?

What I found for the question is that due to - Oligohydramnios reduces the intrathoracic cavity size, thus disrupting fetal lung growth and leading to pulmonary hypoplasia. decreased fetal breathing ...
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Skeletal muscle injury causes hypertrophy or atrophy?

In the following diagram from Love Bailey textbook I see that injury causes decrease in hypertrophy due to decrease in expression of IGF-1.( Love bailey has taken skeletal muscle model) But in ...
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39 views

English-language term for “productive vasculitis”

I'm translating a Russian text that gives a description of necropsy results. It mentions "productive vasculitis": Сосуды вокруг участка гранулематозного воспаления с признаками продуктивного ...
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1answer
23 views

Best books for understanding pathophysiology

Please recommend some books on advanced pathophysiology that are accurate and simple.
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1answer
38 views

Is vitamin D a very passive xenogenic factor to major depressive disorder?

Are the biosynthesis, utilisation and catabolism systems of vitamin D, especially the pathways of neural cells' vitamin D response, altered by the pathophysiological condition of major depressive ...
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1answer
222 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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11 views

Do people from sunnier parts of the world show accelerated aging?

A lot of medical evidence seems to point to there being a link between sun exposure and skin aging. Would this mean that on average, a 30-year-old from Arizona would have more wrinkles and uneven skin ...
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1answer
41 views

Is it right to say that any syncope is a result of low perfusion to brain?

Is it right to say that always syncope is a result of low perfusion to brain, or low blood pressure? (I know that there are a lot of secondary reasons such as vassovagal or cardiac issues, but if I ...
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1answer
90 views

Advanced lung cancer spreading areas

Lung cancer is one of the most frequent causes of cancer in the world (1). According to Cancer Research Uk (2), advanced stages of lung cancer can spread to other parts of the body. The most ...
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27 views

What mechanisms of action plausibly explain the correlation between SIBO and a CRC?

Doctors who treat gut conditions have found that Small Intestinal Bacteria Overgrowth (SIBO) and Candida-Related-Complexes (CRC) often occur in the same people, but as far as I am aware, which, if ...
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275 views

Mechanisms that causes prominent veins during physical exercise

I have just read this article about why veins become prominent while exercising: Why do veins pop out when exercising, and is that good or bad? I have some questions about this: The article ...
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16 views

Food diary as diagnostic aid

If I was interested in cataloguing eating habits for the purpose of shedding light on what seems to be a bowel disorder or dysfunction caused primarily, but not exclusively, by ingested food (or the ...
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1answer
70 views

Will reading in dim light damage my eyes?

People keep saying that it is important to have adequate light when reading, because reading in dim light will damage your eyes. Is this true and why?
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48 views

40 y/o woman admitted with ARDS but normal values

Second year medical student asking: A 40 year old woman is admitted to the ICU with acute respiratory distress syndrome due to a life threatening case of pneumonia. Her respiratory values are as ...
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3answers
32k views

What's the difference between etiology, pathogenesis, pathology, pathophysiology and epidemiology?

Most of my searches either end up explaining any of the above words in terms of the other four, or explaining the concept in simple words in such a way that makes it difficult to see the difference ...
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330 views

Is HIV the cause of AIDS?

That HIV causes AIDS always seemed like an obvious fact to me, this seemed to be the widely accepted opinion. But just now I found the article "Questioning the HIV-AIDS hypothesis: 30 years of dissent"...