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Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse ... Silicosis - Coal workers ... carcinoma Drug-induced ... #Diagnosis #Radiology ... #Pulmonology #Differential
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
- Cells - tumor ... respond to the treatment ... bronchoalveolar carcinoma ... #Diagnosis #Radiology ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... : Lymphangitic Carcinoma ... Blood, Water, Tumor ... #radiology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... involvement • Bronchoscopy ... hemorrhage (DAH) • Diffuse ... seen on chest CT ... diagnosis #management #treatment
Tongue Pathology 

Geographic tongue, fissured tongue, and hairy tongue are the most common tongue problems and
do not require treatment ... which can be a marker ... require biopsy to differentiate ... tumors, fibromas ... carcinoma.
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
(Inflammatory marker ... Mediastinal mass) • CT ... Immunohistochemical studies (to differentiate ... physical exam, CT ... Hodgkin Lymphoma Treatment
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
pneumothorax and diffuse ... intraparenchymal pulmonary ... Spindle cells coexpressing ... and melanocytic markers ... #CT #wedge #biopsy
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... antibiotics TLS (tumor-lysis ... interventional radiology ... renal failure, pulmonary