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PulmMedSurgFinalReview
PulmMedSurgFinalReview
120
Other
Graduate
12/11/2009

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Term
How will pH, HCO3 and PCO2 change with Metabolic acidosis/alkalosis and Respiratory acidosis/alkalosis?
Definition
Metabolic = HCO3 and PCO2 go in the opposite direction of pH.
Respiratory = HCO3 and PCO2 go in the same direction as pH.
Term
What is the Gold Standard for diagnosing a PE?
Definition
Angiography
Term
What is rusty colored sputum usually indicative of?
Definition
Strep pneumo infection
Term
What is the most common study in the evaluation of pleural effusions?
Definition
Ultrasonography
Term
What is Tidal Volume?
Definition
the amount of air breathed in (inspired) or out (expired) during normal respiration (spontaneous breath)
Term
What is Inspiratory Reserve Volume (IRV)?
Definition
The additional air that can be inhaled after a normal tidal breath in.
Term
What is the Functional Residual Capacity (FRC)?
Definition
the amount of air left in the lung at end of normal breathing exhalation
Term
What is Vital Capacity (VC)?
Definition
the amount of air that can be forced out of the lungs after a maximal inspiration
Term
What is Residual Volume (RV)?
Definition
the amount of air left in the lung after a maximal exhalation (never expired)
Term
What is Inspiratory Capacity (IC)?
Definition
the volume that can be inhaled after a tidal breathe – out
Term
What is Expiratory Reserve Volume (ERV)?
Definition
the amount of additional air that can be breathed out after normal expiration
Term
What kind of pulmonary diseases will have a decreased FEV1? Decreased TLC?
Definition
Dec FEV1 = Obstructive. Dec TLC = Restrictive.
Term
What is the anion gap formula?
Definition
AG = Na - (Cl + HCO3)
Term
Which type of asthma is intrinsic and extrinsic?
Definition
Extrinsic = Allergic, IgE type.
Intrinsic = unrelated to allergens.
Term
What is the most common stimulus that evokes acute exacerbations of asthma?
Definition
Infection (viral more than bacterial).
Term
What is the most potent and effective long term control therapy for asthma?
Definition
Inhaled corticosteroids
Term
What is the role of Ipatropium Bromide in asthma therapy?
Definition
It is an anticholinergic used for quick relief in the treatment of asthma.
Term
Describe the 4 stages of asthma.
Definition
1. symptoms less than 2 days/week with noctural symptoms less than 2 nights/month.
2. symptoms greater than 2 days/week but less than 1 time/day and nocturnal symptoms greater than 2x/month.
3. daily symptoms that affect activity and may last days.
4. Constant daytime symptoms that are extremely limiting and frequent nocturnal symptoms.
Term
How many short acting Beta2 canisters used per month is a risk factor for death from asthma?
Definition
More than 2/month
Term
When is Magnesium Sulfate used in asthma treatment?
Definition
Only in severe cases.
Term
What is status asthmaticus?
Definition
Status asthmaticus refers to severe bronchospasm that does not respond to aggressive therapies within 30 to 60 minutes
Term
Explain the "Rule of Twos" for controller therapy with asthma.
Definition
Two beta-agonist canisters/year
Two doses of beta-agonists/week
Two nocturnal awakenings/month
Two unscheduled visits/year
Two prednisone bursts/year
Term
:inflammation of the nasal membranes with a symptom complex of any the following: sneezing, nasal congestion, nasal itching, and rhinorrhea.
Definition
Allergic Rhinitis
Term
2 common clinical features with Allergic Rhinitis?
Definition
Allergic shiners and the allergic salute with crease on nose.
Term
What are the treatment options for Allergic Rhinitis?
Definition
Antihistamines, decongestants, Leukotriene Inhibitors, mast cell stabilizers, anticholinergics and nasal/inhaled corticosteroids.
Term
Describe the criteria for acute, subacute and chronic sinusitis.
Definition
Acute = Less than 4 weeks.
Subacute = 4-12 weeks.
Chronic = More than 12 weeks.
Term
What is the etiology of acute sinusitis with the 4 most common organisms?
Definition
Upper Respiratory infection (URI) generally of viral origin secondarily colonized by most commonly Haemophilus influenzae, Streptococcus pneumoniae, Moraxella catarrhalis and Staphylococcus aureus.
Term
What are the treatment options for Sinusitis?
Definition
Decongestants, antihistamines, nasal corticosteroids, and antibiotics.
Term
What Triad is commonly seen with COPD?
Definition
Triad of asthma, emphysema & chronic bronchitis
Term
What is the hallmark of COPD?
Definition
EXPIRATORY FLOW LIMITATION
Term
Describe the 3 stages of COPD based on predicted FEV1 values.
Definition
1 - FEV1 greater than 50%.
2 - FEV1 between 35-49%.
3 - FEV1 less than 35%.
Term
Describe COPD (Chronic Bronchitis).
Definition
Blue Bloater, Chronic/recurrent cough with excess mucus production (at least 3 months during 2 consecutive years).
Term
What pulmonary conditions will present with purulent foul smelling phlegm?
Definition
Bronchiectasis
Term
What is the standard first line treatment for COPD? What can also be given?
Definition
Short/Long term beta agonist is first line. Can also give anticholinergics, corticosteroids, theophyllines, oxygen and mucolytics.
Term
Which 3 classes of drugs are bronchodilators and are mainstays of drug therapy for COPD?
Definition
Beta 2 agonists, Anticholinergics and Methylxanthines (Theophylline).
Term
:A shrunken, airless state affecting all or part of a lung.
Definition
Atelectasis
Term
:Chronic dilatation of bronchi or bronchioles as a sequel of inflammatory disease or obstruction.
Definition
Bronchiectasis
Term
:Inflammation of the bronchioles.
Definition
Bronchiolitis
Term
:Inflammation of the mucous membrane of the bronchial tubes.
Definition
Bronchitis
Term
Most common cause of acute bronchitis?
Definition
Viral infection
Term
:An acute infection of lung parenchyma including alveolar spaces & interstitial tissue.
Definition
Pneumonia
Term
Most common cause of CAP?
Definition
Strep pneumo
Term
Which type of pneumonia is seen most commonly in the military or in dorms?
Definition
Mycoplasma pneumonia
Term
What is the most common cause of pneumonia that leads to the ICU?
Definition
Legionella pneumophila
Term
Most common viral cause of pneumonia in adults? Peds?
Definition
Adults = Influenza.
Peds = RSV.
Term
3 most common organisms for typical CAP?
Definition
Strep pneumo, H. flu and Staph aureus
Term
What are the 4 critical elements for pneumonia diagnosis?
Definition
CXR, Sputum culture, blood culture and CBC
Term
Most common first line antibiotic treatment for CAP?
Definition
Zithromax
Term
What drug class is used to treat CAP if it is resistant to PCN and Macrolides?
Definition
Quinolones
Term
Define the CURB-65 prediction rule of when to hospitalize a pneumonia patient.
Definition
Confusion, BUN over 20, RR over 30, BP under 90/60 and age over 65 with any 3 of the above.
Term
Which CAP vaccine is given to children? Adults?
Definition
Children = Pneumococcal Conjugate Vaccine (PCV).
Adult = Pneumococcal Polysaccharide Vaccine (PPV) or Polyvalent Vaccine.
Term
Which kind of pneumonia is frequently a result of aspiration in alcoholics?
Definition
Klebsiella Pneumonia
Term
Describe the sputum seen with Klebsiella pneumonia.
Definition
abundant, thick, tenacious, and blood-tinged sputum sometimes called currant jelly sputum.
Term
When will HAP typically develop after admission?
Definition
Greater than 48 hours after admission.
Term
What are the most common organisms of HAP?
Definition
Enteric Gram negative GI flora and MRSA
Term
What is the drug treatment of choice for MRSA?
Definition
Vancomycin
Term
Which strain of Influenza only infects humans?
Definition
Influenza B
Term
Most common cause of bronchiolitis and pneumonia among infants and children under 1 year of age?
Definition
RSV
Term
What is the treatment of choice for PCP?
Definition
TMP/SMX (Bactrim and Septra)
Term
What is a pulmonary abscess and what will it look like on CXR?
Definition
It is pus inside the lung and it will appear on CXR as a rounded opacity.
Term
Describe the sputum seen with a pulmonary abscess.
Definition
Foul smelling
Term
What is the typical etiology of a pulmonary abscess?
Definition
Aspiration of oropharyngeal flora.
Term
:TB that spreads to whole body through blood
Definition
Miliary TB
Term
What is the Tx regimen for TB?
Definition
Isoniazid (INH) + (Rifampin, Ethambutol, Pyradinamide or Streptomycin).
Term
Most common bacteria causing epiglottitis?
Definition
H. flu
Term
What are some clinical signs of epiglottitis?
Definition
Muffled voice and drooling.
Term
What is the most common method of diagnosing epiglottitis?
Definition
Lateral soft tissue of the neck x-ray
Term
:Viral, upper airway, inflammation with, dyspnea, barking cough, inspiratory stridor, hoarseness
Definition
Croup or (Laryngotracheobronchitis)
Term
MCC of Croup?
Definition
Parainfluenza type 1 virus
Term
3 most common secondary bacterial pathogens seen with CF?
Definition
Psuedomonas, Staph aureus and H. flu
Term
What are the 2 most common organs involved in sarcoidosis? What are 2 common skin manifestations of Sarcoidosis?
Definition
Lungs and lymph nodes. Skin manifestations include Erythema nodosum and lupus pernio.
Term
What is Lofren's syndrome?
Definition
A type of sarcoidosis characterized by hilar LAD, erythema nodosum and uveitis.
Term
Describe the 4 stages of sarcoidosis in the lungs.
Definition
1. Hilar LAD.
2. LAD + infiltrates.
3. Just infiltrates.
4. Fibrosis.
Term
What is the most sensitive test for interstitial lung disease?
Definition
DLCO
Term
What are the most common neurological manifestations of Sarcoidosis?
Definition
Cn 7 and 8 neuropathies. (facial paralysis and hearing loss).
Term
How is Sarcoidosis diagnosed?
Definition
Clinical, radiographic and biopsy findings.
Term
What is the standard treatment for an active inflammation of sarcoidosis?
Definition
Corticosteroids
Term
What part of the lungs does Sarcoidosis like to go to? Asbestosis? Silicosis?
Definition
Sarcoidosis = Upper lungs.
Asbestosis = Lower lungs.
Silicosis = Upper lungs.
Term
What do pleural plaques indicate?
Definition
Past exposure to Asbestos.
Term
How will Asbestosis typically appear on CXR?
Definition
Typically in the lower borders that obstruct the diaphragm and cardiac borders. It will have a "ground glass" appearance and "honeycombing" with a more advanced state.
Term
How long does it typically take Asbestosis to appear post exposure? Mesothelioma?
Definition
Asbestosis = 10 years.
Mesothelioma = 30-35 years.
Term
:Progressive pulmonary fibrosis commonly due to occupational exposure in Mining, stone cutting, cement. Foundry, glass making, making abrasive soapes, stone quarrying (granite), sandblasting (silica, quartz)
Definition
Silicosis
Term
Describe the nodules that form around the bronchioles in Silicosis.
Definition
They resemble "onion skin".
Term
What is the major conditions that Silicosis increased a patients risk for?
Definition
TB
Term
How will Silicosis appear on CXR?
Definition
Acute = "crazy paving".
Chronic = "eggshell" calcifications around lymph nodes.
Term
What are the most common disorders associated with ARDS?
Definition
Pneumonia, FB Aspiration, Pulmonary contusion, Sepsis, Severe trauma and Drug overdose.
Term
Describe the Exudative, Proliferative and Fibrotic phases of ARDS.
Definition
Exudative phase (days 1-7).
Proliferative phase (days 7-21).
Fibrotic phase (>21 days).
Term
ARDS Tx?
Definition
Keep lungs dry and give corticosteroids.
Term
How is CF diagnosed?
Definition
Clinical criteria + sweat test
Term
2 most common causes of hemoptysis?
Definition
Bronchitis and bronchogenic cancer
Term
2 most common causes of massive hemoptysis?
Definition
TB and bronchiectasis
Term
Most common form of lung cancer?
Definition
Adenocarcinoma
Term
What is the percentage of METS for small cell, large cell, adenocarcinoma and squamous cell lung cancer?
Definition
Squam = greater than 50%.
Large and Adeno = 80%.
Small = 95%.
Term
Which kind of lung cancer is most sensitive to chemotherapy?
Definition
Small cell
Term
What are the two most common benign lung neoplasms?
Definition
Bronchial adenomas and hamartomas
Term
What is the 5 year survival rate for typical carcinoids? Atypical?
Definition
Typical = 90%.
Atypical = 65%.
Term
How will Hamartomas be seen on CXR?
Definition
peripheral "popcorn" calcifications
Term
In the TNM staging system describe what T0, TX and T4 stand for.
Definition
T0 = No evidence of tumor.
TX = Positive cytology but no evidence of tumor on CXR or bronchoscopy.
T4 = Tumor invades mediastinum.
Term
In the TNM staging system describe what N0, NX and N3 stand for.
Definition
N0 = No regional node involvement.
NX = Nodes cannot be assessed.
N3 = Contralateral mediastinal node involvement.
Term
In the TNM staging system describe what M0, MX and M1 stand for.
Definition
M0 = No distant METS.
MX = Distant METS cannot be assessed.
M1 = Distant METS present.
Term
How will a pulmonary infarction appear on CXR? How about a very large PE?
Definition
"Hamptons Hump". A large PE may show "Westermark's sign".
Term
What percentage of patients with a PE die within the first 30 days of diagnosis, even with treatment?
Definition
10%
Term
What is the PERC (Pulmonary Embolism Rule out Criteria) Rule?
Definition
Low pre-test probability PLUS: Less than 50, HR less than 100, O2 sat greater than 94%, no hormone use, no hemoptysis, no unilateral leg swelling, no recent major surgery/trauma and no prior PE or DVT.
Term
What is the most common EKG finding with a PE?
Definition
PEA - pulseless electical activity
Term
What is Virchow's Triad?
Definition
HIV - Hypercoagubility, Intimal vessel injury and Venous stasis. Risk factors for PE.
Term
What blood test is used to check for a PE?
Definition
D-dimer
Term
What is the treatment for PE?
Definition
Stat anticoagulants (Heparin and then LMWH or Lovenox).
Term
When would you use a thrombolytic instead of an anticoagulant for PE treatment?
Definition
If they have a high risk of dying if anticoagulation isnt done fast, bc thrombolytics work faster but also increase risk of hemorrhage.
Term
What is the standard diagnosis for DVT?
Definition
D-dimer plus ultrasound
Term
What is the most common cause of pleural effusions?
Definition
CHF
Term
What are the causes of Transudative pleural effusions?
Definition
CHF, or other non-infectious disease processes.
Term
What are the causes of Exudative pleural effusions?
Definition
Infection, cancer or autoimmune
Term
Most common form of exudative pleural effusion?
Definition
parapneumonic effusion
Term
What volume would it take for a pleural effusion to present with dyspnea on exertion?
Definition
500cc's
Term
What are the typical characteristics of a Chylothorax? What should you check?
Definition
White, turbid, milky colored pleural effusion. Need to check triglycerides, cholesterol and total lipid content.
Term
What should you suspect with a black pleural effusion? Brown (chocolate)? Yellow-green? Highly viscous? Putrid odor? Ammonia odor?
Definition
Black = think aspergillus.
Brown(chocolate) = think rupture of amebic liver abscess.
Yellow-green = think rheumatoid pleurisy.
“highly viscous” = think cancer, malignant mesothelioma.
Putrid odor = think anaerobes.
Ammonia odor = think urinothorax.
Term
What condition is most commonly associated with a secondary pneumothorax?
Definition
COPD
Term
What is the most common PE finding with a spontaneous pneumothorax?
Definition
Mild sinus tachycardia
Term
What is the gold standard for diagnosing pneumothoraces? What is actually used?
Definition
GS = CT. CXR is used more though.
Term
What is the etiology of Hyaline Membrane Disease (HMD)?
Definition
Also called Respiratory Distress Syndrome and is most common in premature infants due to the lack of surfactant production.
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