Figure 1: BMI-SDS changes in 3 main groups. IA – group of patients treated surgically for tumors of hypothalamic-pituitary area; IIA – group of patients treated for tumors outside the h-p area with surgery, chemo- and radiotherapy; IIB – group of patients treated surgically for tumors outside the h-p area. Before diagnosishistorical data; Diagnosis – at the moment of diagnosis; 12 m after treatment – 12 months after oncology treatment; Laboratory investigation – laboratory tests after oncology treatment; 12 m rGH- after 12 months of treatment with recombinant growth hormone.