6 results
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Low Attenuation Nodular ... Infection (TB, Fungal ... #CT #Patterns # ... #radiology
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
Calcification (seen in CT ... Mediastinal lymph nodes ... typical eggshell pattern ... #CXR #Chest #XRay ... #labeled #pulmonary
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... small (1 -4 mm) nodules ... - Endemic fungi ... #Chest #Radiology ... CXR #clinical #CT
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
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
suspected) - CT ... chest; CT abdomen ... > 4 days → add fungal ... treat - Calcium > 12 ... renal failure, pulmonary