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Pneumonia facts from lecture

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Question
Answer
What are the symptoms of PNA?   SOB, cough, fevers, chills, +/- sweats, pleuritic chest pain, Concurrent UR symptoms  
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How are circulating CD4+ T cells crticial in Pneumonia?   They coordinate and prime alveolar macrophage responses to invading organisms  
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What are risk factors for pneumoniae?   AGe, Impaired host defeces (Mechanical/Cellular defects)  
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How do you get pneumoniae?   Microaspiration, Inhallation, reactivation, Macroaspiration, hematogenous spread  
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What are teh main bacteria that cause Pneumonia?   Strep pneumoniae, H. influenzae, Staph aureus + MRSA, Gram negative (Klebsiella and pseudomonas)  
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What are teh atypical agents of pneumonia?   Legionella, mycoplasma and chlamydia  
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What viruses cause pneumoniae?   Influenza, RSV, parainfluenza, adenovirus  
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If in the chest X ray, you see consolidation of lobar or segmental pattern, what do you think?   Pneumococcal PNA  
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If there is a miliary or reticulonodular infiltrate in CXR, what do you think?   TB/fungal  
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If you see nodular +/- cavitary infiltrates, think what?   TB, actinomycosis  
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What are some useful skin findings for PNA?   erythema multiforme, maculopapular rash, erythema nodosum, erythema gangrenosum  
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What are some useful mouth findings?   Dental caries, herpes simplex  
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What are some useful Ear findings?   Bullous myringitis  
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If you find some neurological deficit and its pointing to PNA, what do you think?   Aspiration  
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