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Case of the Week 457 
What is the most likely diagnosis?
- 42 year-old with lump on head
Axial CT Scans of Head - Bone Window
- Multiple Myeloma
- Osteoma
- Fibrous Dysplasia
- Cephalohematoma
- Dermoid Cyst of Skull
Additional Image - Scout Image of Skull from CT Scan of Head
Additional Images
Scout Image of Skull from CT Scan of Head
Answer:
.
5. Dermoid Cyst of Skull
.
.
More (Click Discussion Tab)
Dermoid Cyst of the Skull
General Considerations
- Benign, slow-growing tumors of the skull (“cyst” and “tumor” are used interchangeably)
- Believed to occur secondary to aberrant epidermal or dermal inclusion in the calvarium
- Although rare, it is still , along with Langerhans cell histiocytosis, one of the more common lesions in the pediatric skull
MORE . . .
.
This Week
42 year-old with lump on head |
Presented as a series of cards, this podcast asks some of the most common causes of neuroimaging findings and diseases making it ideal for a quick review. Can be used as either an audio only or audio/video podcast.; Complements Video Flashcard Podcasts 15, 21,25, 38, 42, 46 and 47. |
Some of the fundamentals of interpreting chest images |
The top diagnostic imaging diagnoses that all medical students should recognize according to the Alliance of Medical Student Educators in Radiology |
Recognizing normal and key abnormal intestinal gas patterns, free air and abdominal calcifications |
Recognizing the parameters that define a good chest x-ray; avoiding common pitfalls |
How to recognize the most common arthritides |
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| LearningRadiology.com |
is an award-winning educational website aimed primarily at medical students and radiology residents-in-training, containing lectures, handouts, images, Cases of the Week, archives of cases, quizzes, flashcards of differential diagnoses and “most commons” lists, primarily in the areas of chest, GI, GU cardiac, bone and neuroradiology. |
