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Autor*: S. Valníček
Description:
Girl, 16 yers old with ALL L3 (in this case asociated with familiary May-Hegglin anomaly).
In ALL L3/Burkitt- type cells are typical. Blast cells are uniform with a large round or oval nucleus, dense but fine chromatin structure. Nucleoli mostly prominent, sometimes vesicular. Cytoplasm with N/C usually <1 is basophilic and mostly vacuolised.
Cytochemicaly usually PAS negative.
The L3 type ALL is rare (in childern 2%) and belongs to mature B-ALL.
Zařazení*:
Burkitt lymphoma
Přílohy*:
Description: Blasts of L3 type in accord with Bennett's classification (Burkitt type.)
Dense, but fine dispersed chromatine, mostly distinct nucleoli.
Moderatly abundant cytoplasma with numerous distinct vacuoles.