11 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... ARDS 3. ... #Lung #Pulmonary ... ChestCT #radiology #CTChest
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... patterns. ... #Patterns #Pulmonary ... #Lung #Infections ... ComputedTomography #Differential
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... In lung disease ... #Breathing #Patterns ... #Pulmonary #Abnormalities ... Abnormal #Diagnosis #PhysicalExam
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... doi.org/10.1016/j.chest ... #CT #Lung #Pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... throughout the lungs ... #differential # ... diagnosis #pulmonary ... CXR #clinical #CT
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... CT • Thickened ... pna, pulm hge, ARDS ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... sparing of the lung ... CT ... • IF staining patterns ... Renal #Syndromes #differential
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
in HIV-AIDS Bacterial ... failure, COPD, Lung ... CXR +/- High res CT ... chest scan), CBC ... diagnosis #evaluation #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... Infections #HIV #AIDS ... #pulmonary #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... of the affected lung ... CT) • Broncho-arterial ... the airway • Treating ... #differential #