FN: Specific Pneumonias Flashcards
Pneumococcus RF
Elderly EtOH Immunosuppressed CHF Pulmonary disease
Pneumococcus Pulmonary features
Lobar consolidation
Pneumococcus extrapulmonary
Herpes labialis
Pneumococcus Mx
Amoxicillin
Benpen
Cehalosporins
S. aureus Pulmonary features
Bilateral cavitating bronchopneumonia
S. aureus Mx
Fluclox
Vancomycin
Klebsiella RF
Rare
Elderly
EtOH
DM
Klebsiella Pulmonary features
Cavitating pneumonia
Esp. upper lobes
Klebsiella Mx
Cefotaxime
Mycoplasma RF
Epidemics
Mycoplasma Pulmonary features
Dry cough
Reticulo-nodular shadowing or patchy consolidation
Mycoplasma Extra pulmonary
Flu-like prodrome - headache - myalgia/arthralgia Cold agglutinins → AIHA Cryoglobulin Erythema multiforme SJS GBS Hepatitis
Mycoplasma Ix and Mx
Dx: serology
Clarithro Cipro
Legionella RF
Travel
Air conditioning
Legionella Pulmonary features
Dry cough Dyspnoea
Bi-basal consolidation
Legionella extrapulmonary
Flu-like prodrome
Anorexia
D&V
Hepatitis Renal Failure Confusion SIADH → ↓Na
Legionella Mx
Lymphopenia ↓Na+
Deranged LFTs
Dx: Urinary Ag or serology
Clarithro ± rifa
Chlam pneumoniae pulmonary features
Pharyngitis, otitispneumonia
Chlam pneumoniae exrapulmonary features
sinus pain
Chlam pneumoniae Dx and M
Serology
Clarithro
Chlam pneumoniae RF
Parrots
PCP RF
Immunocomprimised
PCP Pulmonary features
Dry cough Exertional dyspnoea Bilateral creps
CXR: normal or bilateral perihilar interstitial shadowing
PCP Dx and Mx
Dx: visualisation from BAL, sputum, biopsy
High dose co- trimoxazole or pentamidine
Prophylaxis if CD4
