LCH |
Langerhans cell histiocytosis |
MAPK |
Mitogen-activated protein kinase |
sCD25 |
Soluble CD25 |
IL-2Rα |
α-subunit of interleukin-2 receptor |
SS |
Single-system |
MS |
Multi-system |
RO |
Risk organ |
ELISA |
Enzyme-linked immunosorbent assay |
IFN-γ |
Interferon-γ |
TNF-α |
Tumor necrosis factor α |
cf |
Cell-free |
ddPCR |
Droplet Digital PCR |
ROC |
Receiver operating characteristic |
PPV |
Positive predictive value |
NPV |
Negative predictive value |
PFS |
Progression-free survival |
SPSS |
Statistical Package for Social Sciences |
CNS |
Central nervous system |
MAS-HLH |
Macrophage activation syndrome-Hemophagocytic
lymphohistiocytosis |
AUC |
Area under the curve |