Table 1 The distribution of diagnoses in the patient cohort.

Diagnosis	Gonadotoxic therapy	No. patients
Hodgkin's disease	Procarbazine, chlorambucil	12
Osteosarcoma	Doxorubicin, cisplatin	10
Testicular tumours	Cisplatin	9
Non‐Hodgkin's lymphoma	Cyclophosphamide	3
Other	Ifosfamide, melphalan, TBI	11

TBI, total body irradiation.