First Induction Therapy:
* Cytarabine 100 mg/m² cont. i.v. days 1-7
* Idarubicin 12 mg/m² i.v. days 1,3,5
* Etoposide 100 mg/m² i.v. days 1-3
* ± ATRA 45 mg/m² p.o. days 6-8
* ATRA 15 mg/m² p.o. days 9-21
Second Induction Therapy:
* Cytarabine 100 mg/m² cont. i.v. days 1-7
* Idarubicin 12 mg/m² i.v. days 1 and 3
* Etoposide 100 mg/m² i.v. days 1-3
* ± ATRA 45 mg/m² p.o. days 6-8
* ATRA 15 mg/m² p.o. days 9-21
Consolidation Therapy:
cohort 1 (\<= ID 336)
* Cytarabine 3 g/m² 2x/die i.v. Tag 1,3,5
* ± ATRA 15 mg/m² p.o. Tag 6-21
* Pegfilgrastim 6 mg s.c day 10
cohort 2 (\> ID 336)
* Cytarabine 3 g/m² 2x/die i.v. Tag 1,2,3
* ± ATRA 15 mg/m² p.o. Tag 4-21
* Pegfilgrastim 6 mg s.c day 8
