Table 1

Presence of telomerase activity in histologically diagnosed tissue samples

Histological diagnosisTelomerase activity
Malignant tumors
Soft-tissue sarcomasa
Myxoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3
Myoid malignant fibrous histiocytoma, grade 3+
Myxoid malignant fibrous histiocytoma, grade 3
Myxoid malignant fibrous histiocytoma, grade 3+
Malignant fibrous histiocytoma, radiation induced, grade 3+
Low grade fibromyxoid sarcoma, grade 1
Leiomyosarcoma, grade 3+
Leiomyosarcoma, grade 3+
Leiomyosarcoma, grade 3
Leiomyosarcoma, grade 2+
Leiomyosarcoma, grade 3+
Leiomyosarcoma, grade 3+
Leiomyosarcoma, grade 3+
Leiomyosarcoma, grade 3+
Subcutaneous myxoid liposarcoma, grade 2+
Recurrent myxoid liposarcoma, grade 2+
Lipoma-like liposarcoma, grade 1
Low grade liposarcoma, grade 1+
Myxoid liposarcoma, grade 2+
Myxoid liposarcoma, grade 2+
High-grade sarcoma, grade 3+
Malignant mesenchymoma, grade 3+
Malignant schwannoma, grade 3+
Malignant schwannoma with rhabdomyoblastic differentiation, grade 1
Malignant schwannoma with rhabdomyoblastic differentiation, grade 3+
Spindle cell sarcoma, grade 3+
Soft-tissue Ewing’s sarcoma+
Anaplastic pleomorphic sarcoma, grade 3+
Bone sarcomas
Osteosarcoma, high grade+
Leiomyosarcoma from bone, radiation induced, grade 2+
Dedifferentiated chondrosarcoma, grade 3
Intramedullary persistent spindle cell sarcoma, grade 2+
Total sarcomas30/37(81%)
Carcinoma metastases in bone
Metastatic renal cell carcinoma metastases in distal femur
Metastatic renal cell carcinoma in proximal femur+
Metastatic renal cell carcinoma in proximal humerus+
Metastatic lung carcinoma in distal femur+
Metastatic malignant teratoma in humerus+
Metastatic lung adenocarcinoma in clavicle
Total metastases4/6 (66%)
Benign tumors
Intramuscular lipoma
Lipoma-shoulder
Fibrous histiocytoma
Fibrous histiocytoma
Extra-abdominal fibromatosis
Schwannoma+
Schwannoma
Total benign tumors1/7(14%)
Normal tissue
Skeletal muscle (11 specimens)All negative
Normal bone (1 specimen)
Total normal tissue0/12(0%)
  • a Sarcomas were graded using the system of Trojani et al. (19) .