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30. Pulmonary abscess: Difference between revisions
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(Created page with "'''Organ''': Lung '''Description''': A part of the lung is whitish. Within this white part is an abscess, characterized by the cavity and a white membrane around it. '''Diagnosis''': Pulmonary abscess '''Causes''': * Bronchial obstruction ** Lung cancer ** Foreign body aspiration * Pneumonia '''Theory''': A lung abscess is a localized collection of pus within the lung parenchyme. Around the pus is a pyogenic membrane that is impenetrable. It is made by ''granulati...") |
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'''Organ''': Lung | [[File:Pulmonary abscess prep front.jpg|thumb|Pulmonary abscess prep front]]'''Organ''': Lung | ||
'''Description''': | '''Description''': A part of the lung is whitish. Within this white part is an abscess, characterized by the cavity and a white membrane around it. | ||
A part of the lung is whitish. Within this white part is an abscess, characterized by the cavity and a white membrane around it. | |||
'''Diagnosis''': Pulmonary abscess | '''Diagnosis''': Pulmonary abscess | ||
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The pyogenic membrane prevents spreading of the infection within, which is good, but also prevents antibiotics from entering the abscess, which is not good. Therefore must abscesses be drained or removed to be treated. | The pyogenic membrane prevents spreading of the infection within, which is good, but also prevents antibiotics from entering the abscess, which is not good. Therefore must abscesses be drained or removed to be treated. | ||
When there is a bronchial obstruction the patient can develop a type of pneumonia called ''retention pneumonia'', which can result in ''retention abscess''. | When there is a bronchial obstruction the patient can develop a type of pneumonia called ''retention pneumonia'', which can result in ''retention abscess''.[[File:Pulmonary abscess prep front closer.jpg|thumb|Pulmonary abscess prep front closer]]The whitish lung parenchyme on the prep is a pneumonia. The cavity in the preparation doesn’t contain pus, however the cavity is still visible. The white membrane around the cavity is the pyogenic membrane. | ||
The whitish lung parenchyme on the prep is a pneumonia. The cavity in the preparation doesn’t contain pus, however the cavity is still visible. The white membrane around the cavity is the pyogenic membrane. | |||
[[Category:Pathology 1 - Macropreparations]] | [[Category:Pathology 1 - Macropreparations]] | ||