6- Respiratory Infections Part 2 Flashcards
Second most common cause of nosocoma infection
E.coli
Most common cause of nosocomial pneumonia
Pseudomonas
Third most common cause of nosocomial infection
Penicillin resistant staph aureus
Type of necrosis in lung abcess
Liquefactive necrosis
Lung abscesses are seen in what patients mostly
Acute alcoholic
Coma
Anesthesia
What does an abcess cavity contain
Neutrophils and liquefactive necrotic debris
X ray of lung abscess appearance
Air and fluid level on x ray
Histoplasmosis fungi anatomy
Thin branching septate hyphae
Blastomyces dermatitis anatomy
Broad based budding
Organism that leaves a tree bark appearance
Histoplasmosis capsulatum
Tree bark appearance made of
Lesion of fibrosis and concentric circular calcification
Intracellular fungus that affects macrophages
Histolplasma capsulatum
Most common systemic fungal infection
Histolplasma capsulatum
Where is blastomyces dermatitidis found
Decomposing food
Where is Coccidioes immitis found
Athrospores in dust
2 Mycobacterium tuberculosis present with a coin cavity lesion where in lung
Apex of lung
Factor of TB that inhibits macrophage migration and elicits Granuloma formation
Wax d cord factor
What are the acid fast stains
Zeehl nielson
Kinyoun stain
Disseminate tb in adrenals leads to what
Addison’s disease decreases aldosterone so Hypoatremia
The anatomy of Granuloma in TB from inside to out
Caseous necrosis,
multinucleated giant Langland cells and activate macrophages
Lymphocytes and plsma cells
Fibrosis-only healing
Tb scarring can to what cancer?
Scar cancer-adenocarcinoma
Treatment for TB
rifampine
Isoniazid INH
Pyrazinamide
Ethambutol
What does colonizing aspergiillus result in when fungus ball invades pulmonary blood vessel
Massive hemoptysis
Organisms that cause massive hemoptysis
Mucor
Candida
Aspergiillus
