Gemistocytic astrocytoma
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Sujit Routray, M.D. [2]
Synonyms and keywords: Gemistocytic astrocytomas; Diffuse astrocytoma; Low grade astrocytoma
Overview
Gemistocytic astrocytoma is a histologic subtype of low grade astrocytoma, with a poorer prognosis than other matched WHO grade II tumors, and with no specific imaging features.[1]
Differentiating Fibrillary Astrocytoma from other Diseases
- Gemistocytic astrocytoma must be differentiated from:[2]
- Fibrillary astrocytoma
- Protoplasmic astrocytoma
- Oligoastrocytoma
- Stroke
- Cerebritis
- Encephalitis (herpes simplex encephalitis)
- Anaplastic astrocytoma
- Oligodendroglioma
- Angiocentric glioma
Epidemiology and Demographics
Prevalence
Age
- Gemistocytic astrocytoma is a rare disease that tends to affect the children and young adult population.[3]
- The peak age at which gemistocytic astrocytoma is diagnosed ranges between 20-40 years.
- The mean age at diagnosis is 35 years.
Gender
- Males are more commonly affected with gemistocytic astrocytoma than females. The male to female ratio is approximately 1.5 to 1.[3]
References
- ↑ Gemistocytic astrocytoma. Dr Henry Knipe and A.Prof Frank Gaillard et al. Radiopaedia 2016. http://radiopaedia.org/articles/gemistocytic-astrocytoma. Accessed on January 8, 2016
- ↑ Differential diagnosis of low grade infiltrative astrocytoma. Dr Ahmed Abd Rabou and A.Prof Frank Gaillard et al. Radiopaedia 2016. http://radiopaedia.org/articles/low-grade-infiltrative-astrocytoma. Accessed on January 5, 2016
- ↑ 3.0 3.1 Epidemiology of gemistocytic astrocytoma. Dr Ahmed Abd Rabou and A.Prof Frank Gaillard et al. Radiopaedia 2016. http://radiopaedia.org/articles/low-grade-infiltrative-astrocytoma. Accessed on January 8, 2016