Difference between revisions of "Small round cell tumours"
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*Alveolar rhabdomyosarcoma. | *Alveolar rhabdomyosarcoma. | ||
*[[Ewing sarcoma]]/PNET - this entity is dealt with in the ''[[bone]]'' article. | *[[Ewing sarcoma]]/PNET - this entity is dealt with in the ''[[bone]]'' article. | ||
*Lymphoma (diffuse large B cell lymphoma). | *[[Lymphoma]] ([[diffuse large B cell lymphoma]]). | ||
*Retinoblastoma. | *Retinoblastoma. | ||
*Hepatoblastoma. | *Hepatoblastoma. | ||
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*Scant cytoplasm. | *Scant cytoplasm. | ||
*Coarse chromatin. | *Coarse chromatin. | ||
*Nucleolus (???) | *+/-Nucleolus. (???) | ||
*+/-Vascular. | *+/-Vascular. | ||
Revision as of 18:45, 19 August 2010
Small round cell tumours (SRCT), also small round blue cell tumours (SRBCT), are a group of tumours that have a similar histologic appearance.
It is a group of tumours that is seen more often in childhood than adulthood.
DDx:[1]
- Neuroblastoma.
- Wilm's tumour.
- Alveolar rhabdomyosarcoma.
- Ewing sarcoma/PNET - this entity is dealt with in the bone article.
- Lymphoma (diffuse large B cell lymphoma).
- Retinoblastoma.
- Hepatoblastoma.
- Desmoplastic small round cell tumour.
Microscopic
Features:
- Sheets of cells, very cellular.
- Small cells ~ 2X RBC diameter.
- Scant cytoplasm.
- Coarse chromatin.
- +/-Nucleolus. (???)
- +/-Vascular.
See also
References
- ↑ URL: http://www.thedoctorsdoctor.com/diseases/small_round_blue_cell_tumor.htm. Accessed on: 2 July 2010.