8 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
patterns. ... Varicella–Zoster virus NODULAR ... aureus) EXCAVATED NODULES ... #Patterns #Pulmonary ... #Diagnosis #Chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... small (1 -4 mm) nodules ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
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on Chest CT • ... centrilobular nodules ... linear branching pattern ... #CT #Lung #Pulmonary ... #diagnosis #radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Low Attenuation Nodular ... #CT #Patterns # ... Differential #Diagnosis
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
nodules, asthma ... vasculitis, ulcers, nodules ... chest to evaluate ... typically seen on chest ... • IF staining patterns
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... Nasal polyps and signs ... centrilobular nodules ... high-resolution chest ... #pulmonary #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CT: Halo sign ... , erythematous nodules ... consolidation or nodular ... Imaging: Irregular nodules ... nodules possible
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
infections • Nodular ... Centrilobular nodules ... - Bronchiectasis ... • Dyspnea, • Chest ... Imaging, high res CT