All are good prognostic factors for neuroblastoma except
Trk-A expression absent
Absence of 1 p loss
Absence of 17 p gain
Absence of 11 q loss
The expression of specific neurotrophin receptors like TrkA are good prognostic factors for Neuroblastoma whereas expression of TrkB like neurotrophin receptors worsens the disease. Refer robbins 9/e 260p
Endocrinology