Term
|
Definition
PAO2 = 150 - PaCO2/0.8
calculates the O2 tension w/i the alveoli |
|
|
Term
| Causes of Hypoxemia w/ normal A-a gradient |
|
Definition
1. High altitude
2. hypoventilation |
|
|
Term
| Causes of hypoxemia with increased A-a gradient |
|
Definition
1. V/Q mismatch (shunt, dead speace)
2. diffusion limitation
3. righ-to-left shunt |
|
|
Term
|
Definition
| In the lungs, oxygenation of Hb promotes dissociation of H+ from Hb shifting thing equilbrium toward CO2 formation which is released from the RBC. |
|
|
Term
|
Definition
| In tissues, RBCs pick up excess H+ from tissue metabolism which shifts O2 binding curve to the right and favors unloading of O2. |
|
|
Term
|
Definition
Bronchitis
gland depth/total thickness of bronchial wall.
Reid Index > 50% = bronchitis |
|
|
Term
| Drugs causing interstitial lung dzs |
|
Definition
Bleomycin
busulfan
amiodarone |
|
|
Term
| Occupations associated w/ Asbestiosis |
|
Definition
1. Shipbuilders
2. Plumbers
3. roofers |
|
|
Term
| Most common cancer of the lung |
|
Definition
|
|
Term
| differentiation in presentation of metastasis to the lung vs. primary lung cancer |
|
Definition
Metastasis: presents w/ dyspnea
Primary: presents w/ cough |
|
|
Term
| Cancer assoc. w/ Cushing's Syndrome |
|
Definition
From ectopic ACTH or ACTH-like peptide
Small Cell/Oat Cell carcinoma of the lung |
|
|
Term
| Most common lung cancer in non-smokers and females |
|
Definition
|
|
Term
| Organism(s) in lobar pneumonia |
|
Definition
|
|
Term
| Organism(s) involved in bronchopneumonia |
|
Definition
| 1. S. Aureus 2. H. Flu 3. Klebsiella 4. S. pyogenes |
|
|
Term
| Organism(s) involved in interstitial pneumonia |
|
Definition
1. Viruses (RSV, adenoviruses)
2. Mycoplasma
3. Legionella
4. Chlamydia |
|
|
Term
|
Definition
| = Croup MCC: parainfluenza type 1 (and other paramyxoviridae- RSV, eg) |
|
|
Term
| Laryngotracheobronchiolitis |
|
Definition
|
|
Term
|
Definition
|
|
Term
| MCC of Pneumonia in alcoholics and its tx |
|
Definition
Aspiration Pneumonia caused by oral anaerobes (bacteroides, peptostreptococcus) and S. Pneum (aeorbic gram pos)
Tx w/ clindamycin |
|
|
Term
|
Definition
H. Flu, Neisseria, and S. Pneumo
(Has Neat Shield) |
|
|
Term
|
Definition
Ferruginous Body
Asbestiosis |
|
|
Term
|
Definition
|
|
Term
| MCC of Pneumonia in Neonates |
|
Definition
|
|
Term
| MCC of Pneumonia in Children (<18 yo) |
|
Definition
S. Pneumo
viruses (RSV)
Mycoplasma
C. Pneumonia |
|
|
Term
| MCC of Pneumonia in adults (18-45) |
|
Definition
| Mycoplasma and Chlamydia pneumonia |
|
|
Term
| MCC of pneumonia in adults ages 40-65 |
|
Definition
S. Pneumo
H. flu
Anaerobes
Viruses
Mycoplasma |
|
|
Term
| MCC of pneumonia in elderly |
|
Definition
S. Pneumo
Viruses
Anaerobes
H. flu
Gram neg rods |
|
|
Term
| MCC of nosocomial pneumonia |
|
Definition
Staph
enteric gram neg rods |
|
|
Term
| MCC of postviral pneumonia |
|
Definition
|
|
Term
| MCC of Atypical Pneumonia |
|
Definition
Legionella
Mycoplasma
Chlamydia |
|
|
Term
| Pulmonary sx in a neutropenic patient |
|
Definition
|
|
Term
| Chest xray looks worse than would be expected by severity of pulmonary Sx |
|
Definition
Mycoplasma Pneumonia
Walking Pneumonia |
|
|
Term
|
Definition
S. Pneum
first: Red Hepatization = collection of RBC and PMNs
second: Gray Hepatization = deposition of fibrinous material |
|
|
Term
|
Definition
|
|
Term
|
Definition
| Chronic Eosinophilic bronchitis in asthmatics |
|
|
Term
|
Definition
Viral Hepatitis
Apoptosis in viral hepatitis- death of cell w/o inflammatory cells. |
|
|
Term
|
Definition
| Small cell Carcinoma of the lung |
|
|
Term
|
Definition
Small Cell/Oat cell carcinoma of the lung
small dark blue cells
Neuroendocrine tumor |
|
|
