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Radiology

Diffuse Lung Disease

Built from Fundamentals of Diagnostic Radiology

The first 25 slides of Diffuse Lung Disease
The first 25 slides, exactly as they appear. The full deck has 147 content slides.

What’s inside

11 sections · 147 slides

  1. 01

    Overview

    • What diffuse lung disease is
    • Roadmap

    2 slides

  2. 02

    The Pulmonary Interstitium and CT Signs

    Normal lobular anatomy, how thin-section CT shows disease, and the signs to recognize

    • Acronyms for diffuse lung diseases
    • Acronyms for diffuse lung diseases (continued)
    • Why thin-section CT matters
    • Utility of thin-section CT in chronic interstitial lung disease
    • The pulmonary interstitium
    • The secondary pulmonary lobule
    • The secondary pulmonary lobule
    • Normal thin-section CT lobular anatomy
    • Normal thin-section CT findings
    • Reading the signs of interstitial disease
    • Thin-section CT findings in interstitial lung disease
    • Differential diagnostic CT features in interstitial lung disease
    • Differential diagnostic CT features in interstitial lung disease (continued)
    • Interlobular (septal) lines
    • Interlobular (septal) lines in lymphangitic carcinomatosis
    • Intralobular lines and thickened fissures
    • Interstitial thickening
    • Thickened bronchovascular structures
    • Thickened bronchovascular structures in lymphangitic carcinomatosis
    • Centrilobular (lobular core) abnormalities
    • Centrilobular ground-glass nodules in subacute hypersensitivity pneumonitis
    • Subpleural lines and parenchymal bands
    • Honeycomb cysts
    • Honeycomb lung in usual interstitial pneumonia
    • Thin-walled cysts
    • Thin-walled cysts in lymphangioleiomyomatosis
    • Irregularity of lung interfaces
    • Micronodules
    • Nodules and a conglomerate mass in silicosis
    • Ground-glass opacity
    • Ground-glass opacity in acute hypersensitivity pneumonitis
    • Architectural distortion and traction bronchiectasis
    • Architectural distortion and traction bronchiectasis in UIP
    • Conglomerate masses and consolidation
    • Consolidation in cryptogenic organizing pneumonia

    35 slides

  3. 03

    Chronic Interstitial Lung Disease

    Edema and the connective tissue diseases that scar the lung

    • Chronic interstitial lung disease
    • Differential diagnostic features in chronic interstitial lung disease
    • Differential diagnostic features in chronic interstitial lung disease (continued)
    • Chronic interstitial pulmonary edema
    • Connective tissue disease in the chest
    • Manifestations of rheumatoid disease in the chest
    • Rheumatoid lung disease
    • Honeycombing in rheumatoid lung
    • Rheumatoid nodules and pleuritis
    • Rheumatoid lung disease and rheumatoid nodules
    • Systemic lupus erythematosus in the chest
    • Acute lupus pneumonitis
    • Scleroderma (systemic sclerosis)
    • Scleroderma with fibrotic nonspecific interstitial pneumonitis
    • Polymyositis and dermatomyositis
    • Polymyositis
    • Sjögren syndrome and related disorders
    • Interstitial pneumonia with autoimmune features

    18 slides

  4. 04

    Idiopathic Interstitial Pneumonias

    The ATS/ERS classification, fibrosing and smoking-related forms, and acute patterns

    • The idiopathic interstitial pneumonias (IIPs)
    • Five groups of idiopathic interstitial pneumonia
    • ATS/ERS classification of idiopathic interstitial pneumonias
    • Usual interstitial pneumonia (UIP)
    • CT criteria for the diagnosis of UIP / IPF
    • UIP imaging
    • Usual interstitial pneumonia
    • IPF course
    • Nonspecific interstitial pneumonia (NSIP)
    • Nonspecific interstitial pneumonia
    • Smoking-related IIPs
    • Respiratory bronchiolitis-associated ILD (RB-ILD)
    • Respiratory bronchiolitis-associated interstitial lung disease
    • Desquamative interstitial pneumonia (DIP)
    • Desquamative interstitial pneumonia
    • Acute and subacute IIPs
    • Cryptogenic organizing pneumonia (COP)
    • Reversed halo sign in cryptogenic organizing pneumonia
    • Acute interstitial pneumonia (Hamman-Rich syndrome)
    • Acute interstitial pneumonia (Hamman-Rich syndrome)
    • Acute exacerbation of interstitial pneumonia
    • Acute exacerbation of interstitial lung disease
    • Rare and unclassifiable IIPs
    • Idiopathic pleuroparenchymal fibroelastosis

    24 slides

  5. 05

    Other Chronic Interstitial Lung Diseases

    Neurofibromatosis, tuberous sclerosis, LAM, amyloidosis, and aspiration

    • Neurofibromatosis type 1
    • Tuberous sclerosis
    • Lymphangioleiomyomatosis (LAM)
    • Lymphangioleiomyomatosis
    • Alveolar septal amyloidosis
    • Chronic aspiration

    6 slides

  6. 06

    Inhalational Disease

    Pneumoconiosis from inorganic dusts and hypersensitivity pneumonitis from organic dusts

    • Pneumoconiosis basics
    • Two families of asbestos fibers
    • Asbestosis
    • Asbestosis
    • Silicosis
    • Simple versus complicated silicosis
    • Coal worker's pneumoconiosis
    • Hypersensitivity pneumonitis
    • Acute versus chronic hypersensitivity pneumonitis
    • Hypersensitivity pneumonitis on CT
    • Chronic hypersensitivity pneumonitis

    11 slides

  7. 07

    Granulomatous Diseases

    Sarcoidosis, berylliosis, Langerhans cell histiocytosis, and granulomatosis with polyangiitis

    • Sarcoidosis overview
    • How sarcoidosis forms granulomas
    • Sarcoidosis lymph node disease
    • Sarcoidosis
    • Sarcoidosis lung disease
    • Sarcoidosis with reticulonodular opacities
    • Sarcoidosis CT appearances
    • CT appearances of pulmonary sarcoidosis
    • Fibrotic (stage IV) sarcoidosis
    • Stage IV (fibrotic) sarcoidosis
    • Radiographic staging of sarcoidosis
    • 75%
    • Berylliosis
    • Langerhans cell histiocytosis of lung
    • How LCH lesions evolve
    • Langerhans cell histiocytosis of lung
    • Langerhans cell histiocytosis on thin-section CT
    • Granulomatosis with polyangiitis (GPA)
    • Granulomatosis with polyangiitis

    19 slides

  8. 08

    Eosinophilic Lung Disease

    Idiopathic, identifiable, and autoimmune causes of pulmonary eosinophilia

    • Eosinophilic lung disease
    • Eosinophilic lung disease
    • Simple pulmonary eosinophilia (Löffler syndrome)
    • Eosinophilic pneumonia
    • Chronic and acute eosinophilic pneumonia
    • Eosinophilia of known and autoimmune causes

    6 slides

  9. 09

    Drug-Induced Lung Disease

    Histologic patterns of toxicity and the agents that cause them

    • Drug-induced lung disease
    • Histologic patterns in drug-induced lung toxicity
    • Histologic patterns in drug-induced lung toxicity (continued)
    • Drug-induced diffuse alveolar damage
    • Cytoxan-induced diffuse alveolar damage
    • Drug-induced UIP and NSIP
    • Usual interstitial pneumonia from nitrofurantoin
    • Drug-induced organizing pneumonia
    • Rituximab-induced diffuse lung disease
    • Specific drug toxicities
    • Amiodarone lung toxicity
    • Amiodarone lung toxicity
    • Other drug-related chest findings

    13 slides

  10. 10

    Miscellaneous Disorders

    Proteinosis, microlithiasis, ossification, AFOP, and combined fibrosis and emphysema

    • Pulmonary alveolar proteinosis (PAP)
    • Pulmonary alveolar proteinosis
    • Alveolar microlithiasis
    • Diffuse pulmonary ossification
    • Acute fibrinous and organizing pneumonia (AFOP)
    • Combined pulmonary fibrosis and emphysema (CPFE)

    6 slides

  11. 11

    Summary

    Key points to take away

    • Key takeaways - CT signs
    • Key takeaways - disease patterns
    • The radiologist's role
    • Suggested readings
    • Suggested readings
    • Suggested readings
    • Brant and Helms' Fundamentals of Diagnostic Radiology

    7 slides