7 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
COVID-19 Patterns ... Lung Findings on Chest ... CT 1. ... Consolidation 7. ... #Pulmonary #ChestCT
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
patterns. ... myelodysplastic syndrome ... Aspergillosis CONSOLIDATION ... %3D #CT #Patterns ... Differential #Diagnosis #Chest
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Hemorrhage, Edema • Consolidation ... #CT #Patterns # ... #radiology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... ground glass or consolidative ... CT ... • IF staining patterns ... #diagnosis #management
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... K, high Phos, high ... interventional radiology ... renal failure, pulmonary
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Aspergillosis • High ... • CT: Halo sign ... dyspnea • Lobar consolidation ... 100% of cases), anemia ... Infections #HIV #AIDS #pulmonary
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
nodules Previous chest ... with a benign pattern ... aspiration (TBNA) High ... #Management #Radiology ... Society #Followup #Pulmonary