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21 Cards in this Set
- Front
- Back
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cold agglutins
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Mycoplasma pneumonia
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interstitial pneumonitis with large non-caseating giant cell granulomas
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sarcoidosis
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farmer w/mass lesion w/hilar lymphadenopathy--biopsy shows tiny yeast forms within macrophages
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Histoplasmosis capsulatum
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which infxns assoc w/eosinophils?
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parasitic or allergic
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sign of primary pulmonary TB?
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Ghon complex
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signs of secondary infection of tb?
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cavitary tb & miliary tb
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pathogenesis of Ghon complex?
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Myco tb--granulomatous rxn in lung parenchyma and then hilar lymph nodes-->lesions heal by fibrosis, leaving only small scars at the sites of remote tb infxn (=Ghon complex)
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what is a granuloma?
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a focus of chronic inflammatory rxn in which predominant cell type is epithelioid macrophage or histiocyte; granulomas usu surrounded by lymphocytes
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what can cause SIADH?
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sm cell CA of lung,
chronic pulmonary dz,` CNS D/O, |
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Sx of SIADH
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excessive water retention can cause low serum osm, with urine osm>serum osm;
seizures, |
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MOA of aspirin
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inhibits COX pathway-->decreased ratio of prostaglandins (bronchodilators) to leukotrienes (bronchoconstrictors)
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PSNS has what effect on lungs?
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bronchoconstricts (whereas SNS--"fight/flight"--bronchodilates so you can run away)
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atopy
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allergic hypersensitivity affecting parts of the body not in direct contact with the allergen.
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Raynaud's Dz
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vasospasm in vessels that causes temporary ischemia in hands
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Mycoplasma pneumonia is extracellular or intracellular?
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intracellular
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G+ diplococci
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Strep pneumo
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lung volumes above normal in:
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-Asthma
-COPD -Bronchospasm -Old Age -other conditions involving narrowing of airways or reduced radial traction of airways, allowing them to close more easily |
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acid-fast bacilli
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mycobacteria (i.e. m. tb)
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caseating necrosis
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mycobacteria (i.e. m. tb)
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what happens to lung tissue in emphysema?
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enlargement of alveolar airspaces d/t destruction of alveolar septae w/o consequent fibrosis
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prolonged PT/PTT & reduced platelets
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DIC
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