08.19 - Restrictive Lung Disease (Zaman) - Questions Flashcards
Lung Volume in Pulmonary HTN
Normal
2 Characteristics of Restrictive Lung Disease
Reduction of Lung Volume; Absence of Airflow Obstruction
Most common cause of restrictive interstitial disease
Pulmonary Fibrosis
ILD is an inflammatory process involving __ components of the alveolar wall
All of the
Why is diffusion decreased in ILD
Surface area is decreased
Which are usually treatable: Granulomatous or Non-Granulomatous ILDs?
Granulomatous
2 Causes of Granulomatous ILD
Berylliosis; Hypersensitivity Pneumonitis
Non-granulomatous ILD of unknown etiology (2)
Idiopathic Interstitial Pneumonias; ILD w/ CT Diseases (Lupus, SS)
The hypoxemia of ILD is due to
V/Q mismatch
Many patients with ILD are ___, ___ breathers
rapid, shallow
Most common cause of hypoxemia in all acute and chronic lung disease
V/Q mismatch
Expiratory Airflow in ILD
Usually not reduced
Most common symptom symptom of ILD
Dyspnea
3 common signs of early-mid ILD (not dyspnea)
Tachypnea, Crackles, Digital Clubbing
2 late signs of ILD
Cor Pulmonale, Cyanosis
Radiologic finding of ILD that suggests End-Stage Lung Disease
Honeycomb
Earliest radiologic finding of ILD
Ground Glass
Radiologic finding seen only occasionally in ILD
Consolidation
Ground glass on radiology represents
Early Alveolar Filling
Is Ground Glass stage reversible?
Yes
Is Honeycomb stage reversible?
No
Normal cell composition of Alveolar Lavage
90 Mac’s; 10 Lymphs; s
Majority Lymphocytes on Lavage Cytology =
Sarcoidosis
Majoirty Neutrophils on Lavage Cytology =
Idiopathic Fibrosis
