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Doctor insights on: What Part Of The Immune System Fights Pneumonia

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What part of the immune system is involved in organ rejection?

What part of the immune system is involved in organ rejection?

Innate and Adaptive: Innate or non-specific immunity involves the skin, lining of the GI tract, respiratory tract, gu tract, etc; and adaptive immunity that involves cells (primarily lymphocytes). Both types of immunity can affect the graft and trigger rejection. In addition, immune responses involve the formation of both cells and antibodies (proteins) that are reactive against the transplanted organ. ...Read more

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Dr. Michael DePietro
2,238 doctors shared insights

Pneumonia (Definition)

A condition in which the lungs become inflamed, most ...Read more


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What is the role of immune system in tumours?

What is the role of immune system in tumours?

Complex: Many ways immune system is involved. Prevalent theory that "immune surveillance" is keeping cancers from developing in healthy people. That is one reason why cancers are more prevalent as we age. Also why certain cancers are found in high incidence in people with immune suppression (aids, organ transplant recipients, etc). Newer therapies also use some parts of the immune system to work. ...Read more

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If the immune system mediated an aggressive attack on the whole peripheral nervous system and killed the entire nerves of the body what are symptoms ?

Death: Although i just answered your question, important to understand that this would involve a rare progressive irreversible anaphylactic allergic reaction, and this really affects numerous organ systems. However, consider that there are chronic immune disorders that attack peripheral nerves (cidp), and nerves in central brain and spinal cord (ms). This is almost never an all or none situation. ...Read more

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What part of the body does scarlet fever attack?

What part of the body does scarlet fever attack?

Throat+ system: Some strains of strep have additional genes that code for making a toxin that spreads thru the blood & gives a red, sandpaper & sunburn like rash starting within 12 hrs of the fever. The fever can be quite dramatic, lasting days if untreated. Over time the body recovers but may develop auto-antibodies & evolve into rheumatic fever in kids. The antibodies can strike the heart, brain of kidneys. ...Read more

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What kind of cells activate the immune system when foreign substances appear?

What kind of cells activate the immune system when foreign substances appear?

IgE bound to mast: cells, when exposed to foreign substance, "antigen" triggers the immune reaction cascade, just simply put ...Read more

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What are the immune response of the body to group a strep?

What are the immune response of the body to group a strep?

See below: The 2 main non-infectious sequella of a gp.A strep. Infection are rheumatic fever and post streptococcal glomerulonephritis. ...Read more

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If the immune system mediated an aggressive attack on the whole peripheral nervous system and killed the entire nerves of the body are you paralyzed?

If the immune system mediated an aggressive attack on the whole peripheral nervous system and killed the entire nerves of the body are you paralyzed?

Neuropathy: Interesting question, autoimmune neurological peripheral disorders can be aggressive and progress fast but usually start with tingling and loss of sensation before paralysis. Are you asking about a specific disorder or a hypothetical question? ...Read more

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In a very aggressive autoimmune response can the immune system attack and kill the whole of the peripheral nervous system and what's this diagnosed as?

See below: There are several different autoimmune diseases that can cause a peripheral neuropathy such as sjogren's and cidp. There are others but without knowing more of your history it is hard to say what it could be. ...Read more

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What organs are not part of the immune system?

What organs are not part of the immune system?

All organs: The immune system functions to a degree in all the organs of your body. So, an infection anywhere will eventually be noticed and attacked. Certain organs, like the brain, eye, and testes are immune "privileged"--the immune cells will ignore those tissues to minimize the chance of disrupting their function. That is, unless something is seriously wrong (like a major infection). ...Read more

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Extensions of the immune system, what is this?

Extensions of the immune system, what is this?

No meaning: The immune system essentially keeps you alive by defending you against foreign invaders and even your own body's cell mutation. You will need to be more specific about what you meant by extension. ...Read more

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What elements of the immune system would help rid the body of a virus that had already invaded a cell?t

What  elements of the immune system would help rid the body of a virus that had already invaded a cell?t

T cell: T cells - cytotoxic t-cell mediated immunity againt virus infected cells through both direct and indirect killing mechanisms. ADCC - antibody mediated cytotoxicity: antibody also play a role in bringing T cells to the virus-infected cells. ...Read more

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How does the immune system fights a viral infection step by step?

How does the immune system fights a viral infection step by step?

Immune defense: TheRe are textbooks written about this, this is not the right forum for your question. ...Read more

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What do the organs of the respiratory system do?

What do the organs of the respiratory system do?

Respiratory system: Its functions are breathing, getting oxygented air to the blood/organs. ...Read more