9 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. ... Consolidation 7. ... #Lung #Pulmonary ... radiology #CTChest #diagnosis
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... Aspergillosis CONSOLIDATION ... #Pulmonary #Lung ... #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 ... Diagnosis Framework ... Hemorrhage, Edema • Consolidation ... Smoking, Alpha-1-
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... scattered, small (1 ... throughout the lungs ... #pulmonary #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... polymicrobial infection ... : 1. ... Abscess Diagnosis ... #Abscess #pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
patients such as: 1. ... • Dyspnea, • Chest ... Diagnosis Of NTM ... Exclusion of other diagnosis ... #differential #diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT chest ... confirm DAH, r/o infection ... ground glass or consolidative ... sparing of the lung ... • IF staining patterns
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... Skin exam for infection ... change CV risk Chest ... unless prior heart/lung ... stratification #diagnosis
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
clinical forms: 1) ... aches, joint pain, chest ... Sinusitis • Brain abscess ... change in the lungs ... nails, bronchi, lungs