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(→Neuroblastoma: more) |
(→Neuroblastoma: +EM) |
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*Synaptophysin +ve. | *Synaptophysin +ve. | ||
*CD99 -ve. | *CD99 -ve. | ||
===EM=== | |||
Distinctive EM appearance:<ref name=pmid1196755>{{Cite journal | last1 = Mackay | first1 = B. | last2 = Masse | first2 = SR. | last3 = King | first3 = OY. | last4 = Butler | first4 = J. | title = Diagnosis of neuroblastoma by electron microscopy of bone marrow aspirates. | journal = Pediatrics | volume = 56 | issue = 6 | pages = 1045-9 | month = Dec | year = 1975 | doi = | PMID = 1196755 }}</ref> | |||
*Dendritic processes with longitudinally oriented microtubules. | |||
*Membrane bound electron-dense granules (contain catecholamines). | |||
*Desmosomes | |||
**Not seen in [[EWS]], [[RMS]], lymphomas. | |||
*Membrane densities. | |||
Pertinent negative:<ref name=pmid1196755/> | |||
*No glycogen. | |||
**Seen in [[EWS]]. | |||
=See also= | =See also= |
edits