8 results
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... small (1 -4 mm) nodules ... #Chest #Radiology ... differential #diagnosis #pulmonary ... CXR #clinical #CT
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 # ... #radiology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
nodules, asthma ... confirm DAH, r/o infection ... CT ... • IF staining patterns ... diagnosis #management #treatment
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
for follow-up of nodules ... with a benign pattern ... scanning at 3, 6, 12 ... #CTChest #Fleischner ... Society #Followup #Pulmonary
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... #Pulmonary #HRCT ... #CTChest #Interpretation ... #Algorithm #ILD
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
• Domestic and wild ... • Nodular or ... Centrilobular nodules ... massiliense in CF ... Imaging, high res CT
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
travel to lymph nodes ... duration is 6 to 12 ... aches, joint pain, chest ... MC: CNS CSF: • ... India ink prep CSF
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
if SSTI or port infection ... suspected) - CT ... chest; CT abdomen ... abdominal pain; full infectious ... renal failure, pulmonary