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38 Cards in this Set
- Front
- Back
Is asthma more common in girls or boys?
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Before puberty - more common in boys; after puberty - equal
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What percentage of kids outgrow asthma?
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mild asthma: 60%; severe asthma: 30%
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What percentage of asthmatic children have positive allergy skin tests?
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80%
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What are the main risk factors for persistent asthma?
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Rule of E's and 3's: Onset before age 3, IgE elevation, Maternal asthma history ("M" = E on its side), eosinophilia
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What percentage of infants with RSV bronchiolitis will develop recurrent wheezing?
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50%
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Main adverse effects of inhaled corticosteroids
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Local effects -- oropharyngeal symptoms: dysphonia, oral candidiasis, cough
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Best way to assess for severity of respiratory distress
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Watch for signs of anxiety (sweating, tachycardia)
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Adverse effects of significant polycythemia (Hct >65)
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headaches, joint pain, clots (leading to pulmonary emboli), hemoptysis, increased bleeding risk (platelet life decreases)
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Characteristics of psychogenic (habit) cough
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Loud, brassy barking and/or honking that can be produced on command and disappears during sleep
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Findings on renal panel consistent with CF
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Low sodium, low serum albumin
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Sweat test value diagnostic for CF
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60mEq or greater
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CF carrier rate (Caucasians)
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1 in 25
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Definition of apnea
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Cessation of breathing for more than 20 seconds, or associated with bradycardia or cyanosis if less than 20 seconds
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Postoperative complication in patients with severe obstructive apnea
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pulmonary edema
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Pleural fluid labs consistent with chylothorax
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triglyceride >110, elevated lymphocytes, protein >3
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Pleural fluid labs consistent with empyema
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elevated WBCs, positive Gram stain, or frank pus
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Causes of transudate
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cirrhosis, nephrotic syndrome, congestive heart failure
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Causes of exudate
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inflammatory process (pneumonia, malignancy, trauma, systemic inflammatory disease) or impaired lymphatic drainage (chylothorax)
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Protein and LDH values of pleural fluid in transudate vs. exudate
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Transudate: protein <3g/dL, LDH <200; exudate: protein >=3g/dL, LDH >200 (both Elevated in Exudate)
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Risk factors for SIDS
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Tummy sleeping, Mummy sleeping (co-sleeping), Slummy living (low income), smoking, cold weather, young parents
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Definition of ALTE
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Apnea, color change (cyanosis or pallor), unresponsive but is resuscitated successfully
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Pulse oximetry abnormality in carbon monoxide poisoning
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Falsely high (carboxyhemoglobin causes pulse ox to overestimate the level of oxyhemoglobin)
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Pulse oximetry abnormality in methemoglobinemia
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Inconsistent and unreliable values
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Typical presentation of chlamydia pneumonia
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Infant 1-3 weeks of age with a staccato cough without fever or wheezing
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Best test to confirm foreign body aspiration
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bronchoscopy
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Definition of bronchiectasis
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permanent dilation of a small segment of airway along with inflammation
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Clinical presentation of bronchiectasis
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Repeated lower respiratory tract infections with a specific area of atelectasis on CXR; coughing symptoms worse with changes in position
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Diagnostic test for bronchiectasis
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chest CT
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Clinical presentation of double aortic arch
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Infant with recurrent wheezing that increases with feeding and neck flexion
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Treatment of TB if positive PPD, negative CXR
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INH for 9 months (Rifampin for 9 months if INH resistant)
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Treatment of active TB
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2 months RIP (rifampin, INH pyrazinamide) + 4 months RI (rifampin & INH), OR 9 months RI
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Treatment of TB meningitis
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steroids; 2 months RIP (rifampin, INH, pyrazinamide) and streptomycin PLUS 10 months RI (stop streptomycin after confirming INH sensitivity)
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Extrapulmonary manifestations of TB
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MAPD: meningitis, adenitis, pleuritis, disseminated (miliary disease)
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Greatest predictor of mortality in ARDS
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multi-organ involvement
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Near drowning that can be managed at home
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Submerged for less than 1 minute, no LOC, required no resuscitation
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Greatest predictor of extent of damage in near drowning
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Duration of time from submersion to when adequate respiration is restored
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Predictors of future deterioration in near drowning
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Apnea and CPR in the field; neurological (seizure or disorientation) or respiratory failure from aspiration; arterial desaturation and/or tachypnea
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Most common causes of hemoptysis
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1. infection; 2. CF (bronchiectasis); 3. foreign body aspiration
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