Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Medulloblastoma CT
Introduction
Overview
Overview
On head CT scan, medulloblastoma is characterized by a hyperdense mass arising from the cerebellar vermis, effacement of the fourth ventricle, and dilated ventricles due to obstructive hydrocephalus.[1]
CT Scan
CT Scan
- A hyperdense mass arising from the cerebellar vermis
- Effacement of the fourth ventricle and basal cisterns
- Dilated ventricles due to obstructive hydrocephalus
- Cysts formation and necrosis are observed among 40-50% of cases
- Calcification is observed among 10-20% of cases
![Medulloblastoma non-contrast CT scan[1]](https://www.wikidoc.org/index.php/File%3ACT_noncontrast_medulloblastoma_Dr_Mohammad_Taghi_Niknejad.jpg)
![Medulloblastoma on non-contrast CT scan[1]](https://www.wikidoc.org/index.php/File%3ACT_scan_noncontrast_medulloblastoma_Dr_Nasir_Siddiqui.jpg)
References
References
- ↑ 1.0 1.1 1.2 1.3 Medulloblastoma. Radiopaedia(2015) http://radiopaedia.org/articles/medulloblastoma Accessed on September, 30 2015
- ↑ T. Tsuchida, R. Tanaka, M. Fukuda, N. Takeda, J. Ito & H. Honda (1984). “CT findings of medulloblastoma”. Child’s brain. 11 (1): 60–68. PMID 06705611.
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Associate Editor(s)-in-Chief: Haytham Allaham, M.D. [2]