TNF and myeloid sarcoma: The IL-6 and TNF-α serum levels were significantly higher (4.9 (3.7-6.5) and 28.3 (15.3-43.5) pg/ml) in MS than in the control group (1.3(0.5-1.9) and 3.3 (2.7-4.5)) (p < 0.05 and p <0.05, respectively) (Table 1).