1706 results
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
the consolidated lung ... be seen on the chest ... infection like TB ... Radiology #CXR #CTChest
Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... Annotated on Chest ... lang=us #Lung # ... lobes #Segments #Chest ... #CT #CTChest #pulmonary
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... Acute Infections: Lung ... Chronic Infections: TB ... cancer, Metastatic lung ... #Cavitary #Lung
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... • Lymphoma • Lung ... Septic emboli • Lung ... • Progressive lung ... • Upper lobe lung
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Infectious (viral, TB ... BrighamChiefs #Lung
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
affecting the lungs ... • Lymphoma • Lung ... Septic emboli • Lung ... • Progressive lung ... • Upper lobe lung
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
TB: Tree-in-bud ... patient with active TB ... Radiology #HRCT #CTChest
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Vessel Sign on Chest ... leading into a lung ... infarction, mets to the lung ... doi.org/10.1016/j.chest ... Vessel #Sign #CT #Lung
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Miliary TB: random ... TB: Tree-in-bud ... patient with active TB ... Radiology #Pulmonary #CTChest
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... sarcoidosis, mets to the lung ... doi.org/10.1016/j.chest ... Halo #Sign #CT #Lung