10 results
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Varicella–Zoster virus NODULAR ... aureus) EXCAVATED NODULES ... #Patterns #Pulmonary ... #Differential #Diagnosis ... #Chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... small (1 -4 mm) nodules ... #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign on Chest ... centrilobular nodules ... linear branching pattern ... #Lung #Pulmonary ... #diagnosis #radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Diagnosis Framework ... Low Attenuation Nodular ... HiRes #HighRes #Chest ... #CT #Patterns #
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
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... be present on a chest ... computed tomographic (CT ... nodules ... Definition #Criteria #Diagnosis
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... , erythematous nodules ... consolidation or nodular ... Imaging: Irregular nodules ... myalgia • Lung nodules
Disseminated Actinomycosis- ...Computed tomography of the chest and abdomen revealed multiple pulmonary nodules (Panel A) associated
tomography of the chest ... revealed multiple pulmonary ... nodules (Panel ... patient received a diagnosis ... clinical #radiology #CT
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
for follow-up of nodules ... Previous chest ... with a benign pattern ... definitive tissue diagnosis ... #Nodules #RadiologyAssistant
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
travel to lymph nodes ... aches, joint pain, chest ... yeast • At risk: AIDS ... Aspergillosis Pathophysiology ... , ocular, or disseminated