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DIT Resp Path
Question | Answer |
---|---|
pt with stroke after incurring long bone fractures. why? | fat embolus |
Pt w/ recent tibia fracture, no history of COPD or asthma with hypoxia. CXR is NL. | PE mimicking MI |
differential for eosinophilia | DNAAACP (drugs, neoplasm, allergy/asthma, addisons, AIN, collagen vascular disease, parasites) |
What immunological reaction is taking place that causes anaphylaxis in a pt during an asthma attack? | Type I HS. Mast cell mediated. Ag is cross linking IgE on presensitized mast cells |
inhaled treatment of choice for chronic asthma | corticosteroids |
inhaled tx of choice for acute exacerbations | albuterol |
narrow TI, drug of last resort | theophylline |
blocks conversion of arachadonic acid to leukotriene | zileutin |
inhibits mast cell release of mediators, used for prophylaxis only | cromylin |
inhaled treatment that blocks muscarinic receptors | ipratropium |
inhaled long-acting beta 2 agonist | salmeterol |
blocks leukotriene receptors | zafirleukast, monteleukast |
a pt has an extended expiratory phase. What is the disease process? | obstructive lung disease |
apetite stimulant | cyproheptadine |
n/v | promethazine |
OTC allergy/cold | chlorpheniramine |
sedation, itching | hydroxyzine |
vertigo | meclizine |
lung biopsy from plumber shows elongated structures with clubbed ends in tissue | asbestos = increased risk of mesothelioma and bronchogenic carcinoma |
diffuse alveolar damage and hyaline membrane disease | ARDS |
ground glass appearance with air bronchogram | NRDS - prevent with corticosteroids |
a pt develops ARDS from an occupational inhalation of nitrogen dioxide. what histologic change is seen in a pt recovering from ARDS | proliferation of type II pneumocytes to replace type I |
CXR shows pleural effusions. what are the clinical findings? | decreased brochial sounds, decreased resonance, decreased fremitus, deviation twd side of lesion |
thin male teenager has abrupt onset dyspnea and left sided chest pain. Percussion reveal hyperresonance and breath sounds are diminished. | spontaneous pneumothorax |
CXR shows collapse of middle lobe of R lung and mass in R bronchus. pt has a h/o recurrent pneumonias | adenomcarcinoma (bronchigenic) |
pt develops bronchogenic lung ca but has never smoked. He's a coal miner. | Radon poisoning |
common cause of pneumonia in immunocompromised | pneumocystis jirovecii |
most common cause of atypical pneumonia | mycoplasma |
common cause of pneumonia in alcoholics | klebsiella |
causes interstitial pneumonia in bird handlers | chlamydia psittaci |
pneumonia in a pt with exposure to bats and bat droppings | histoplasma |
pneumonia in pt who visited SoCal NM, W.Tex | coccidio |
pneumonia a/w currant jelly sputum | klebsiella |
Q fever | coxiella burnetii |
pneumonia acquired from air conditioners | legionella |
most common cause of pneumonia in kids 1 yr or younger | RSV |
most common cause of pneumonia in the neonate | GBS, E Coli |
Most common cuase of pneumonia in kids and young adults | strep pn |
common cause of pneumonia in pts with other health problems | klebsiella |
most common cause of viral pneumonia | RSV |
wool sorter's disease | Bacillus Anthracis |
endogenous flora in 20% of adults | strep pn |
common bacterial cause of COPD exacerbation | H flu |
Pneumonia in ventilator pts and CF | pseudomonas |
pontial fever | legionell |
peripheral lesion with caseous necrosis | TB |
pus filled cavity in right lung of a man on ventilatory support | pseudomonas |
silver stain shows gram neg rods, gram stain shows nothing. smoker and heavy drinker with new cough and flue like sx | legionella |
transudate | CHF, cirrhosis, nephrotic syn, PE, fluid overload |
exudate | pneumonia, infx, TB, cancer, uremia, CT disease |