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Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... x-rays. 1. ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Consolidation 7. ... #Pulmonary #ChestCT ... #diagnosis
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
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Radiology • Miliary ... scattered, small (1 ... throughout the lungs ... #diagnosis #pulmonary
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Hemorrhage, Edema • Consolidation ... Smoking, Alpha-1- ... #pulmonary #radiology
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
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
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
tomography of the chest ... revealed multiple pulmonary ... patient received a diagnosis ... progressive bacterial infection ... NEJM #clinical #radiology
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