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Case of the Week 316 
What's the most likely diagnosis?
- 37 year old with hemoptysis
3d Rendering in the Axial Plane of a Chest CT
- Anemia
- Bronchogenic carcinoma
- Pseudoaneurysm
- Arteriovenous malformation
- Pulmonary embolism
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Additional Image
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Answer:
4. Arteriovenous malformation
More (Click Discussion Tab)
Pulmonary Arteriovenous Malformations
General Considerations
- Defect in capillary structure
- Usually congenital in origin
- Can also be acquired in
- Cirrhosis
- Cancer
- Trauma
- Surgery
- Actinomycosis
- Schistosomiasis
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LearningRadiology.com is an award-winning educational site aimed primarily at medical students and radiology residents-in-training, containing lectures, handouts, images, Cases of the Week, archives of case quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, cardiac, and bone radiology.
