Review

Question 1

• PVR equation?
• TLC with NM and obesity? FRC with obesity?
• Zone 1 pressures? Zone 2? Zone 3?
• Paraneoplastic with squamus CC?
• Aspiration tends to go which direction? Trachea shift?
• Primary neoplasm: CK7? CK20? TTF-1?

Answer 1

• mPAP - PCWP/ CO
• NM = Low; Obesity = normal; Obesity = LOW FRC
  1. ) PA>Pa>Pv
  2. ) Pa>PA>Pv
  3. ) Pa>Pv>PA
• Hypercalcemia
• Right; same direction
• +, -, +

Question 2

• FRC is what?
• Compliance with asthma? Obesity? Emphysema? ILD?
• Large pleual effusion: Compliance? Volumes? DLCO?
• A-a eq?
• Winters formula?

Answer 2

• Pull of chest wall = recoil of the lung
• Same; same; higher; lower
• Same; lower; lower but normal when corrected for volume
• PAO2 = (Pbar-PH20)* Fi02 - (PaCO2/RQ)
• Expect [PCO2] = 1.5 x [HCO3-] +8 +/- 2

Question 3

• Causes of bronchopneu? (3) Lobar? (2) Interstitial?
• Pus in pleura?
• Emphysema types? Location?
• Asthma: Cells? Release what? (3) Does what? (3)
• Primary TB location? Type of necrosis?
• 2ndary TB necrosis? Common finding? Test?
• Honeycombing with?
• What does silicosis cause? Leads to?
• Beryllium presents like?
• Sarcoid has increased what? (2)

Answer 3

• Staph, H flu, pseudo; Kleb, strep pneu; viral
• empyema
• a-1-anti tryp = panacinar; smoke = upper lobe, centriacinar
• TH2; IL-4 (IgE),5(Eisino),10(mast cells)
• Subpleural; caseating
• Causeaus; milliary; AFB
• IPF
• Phagosomes suck; TB
• Sarcoidosis
• Ca and ACE

Question 4

• Pulm htx MAP?
• Primary presents in who?
• Secondary due to?
• RDS on histology? Treatment?
• Neo RD risk of?
• Tension pneumo trachea?
• Regular pneumothorax?

Answer 4

• > 25
• Young females
• Hypoxemia
• Hyaline; PEEP
• Eyes, brain, lung
• Away from effected side
• Towards affected side