Respiratory Pathology

respiratory-pathology

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468053

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What is the common manifestation of asbestos related diseases?

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Pleural disease is the most common manifestation of asbestos related disease - this includes plaques and effusions. Little asbestos exposure is needed to have a reaction in the pleura.

468063

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What type of necrosis does M. tuberculosis cause in the lung?

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M. tuberculosis results in caseous necrosis - a cheese like appearance. Caseous necrosis is really just a combination of coagulative and liquefactive necrosis that is most characteristic of granulomatous inflammation.

468066

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Secondary pulmonary tuberculosis causes what type of hypersensitivity reaction?

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Secondary pulmonary tuberculosis causes a type 4 hypersensitivity reaction - this is a cell-mediated response, not an antibody driven response.

468104

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What is the most common type of emphysema seen?

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Centriacinar emphysema - central/proximal acinus (sparing distal alveoli), typically seen in the upper lobes - associated with smoking, hence it is the most common Panacinar emphysema - starts distally, and goes on to affect most of the alveoli in the acinus Paraseptal emphysema and irregular emphysema are the same entity

468105

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This diagram shows what type of emphysema?

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Centriacinar emphysema is the most common type of emphysema, and is associated with tobacco smokers. Centriacinar emphysema affects the centre of the acinus, the outer edge of the acinus, so the distal alveoli are spared. This is typically seen in the upper lobes of the lung.

468106

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This diagram shows what type of emphysema?

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Panacinar emphysema - this type of emphysema affects the whole of the lung, it begins distally and then goes on to affect most of the alveoli in the acinus. This type of emphysema is found in younger people (from 4th decade of life), and has a genetic link - AAT deficiency, alpha-1 anti-trypsin deficiency.

Respiratory Pathology

Pertanyaan 1 of 1

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What is the common manifestation of asbestos related diseases?

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What type of necrosis does M. tuberculosis cause in the lung?

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Secondary pulmonary tuberculosis causes what type of hypersensitivity reaction?

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What is the most common type of emphysema seen?

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This diagram shows what type of emphysema?

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This diagram shows what type of emphysema?

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