In many cases a trigger is identified, often a viral infection, or a medication. There is uncontrolled activation and proliferation of<unk> s, and T lymphocytes, with a marked increase in circulating cytokines, such as IFN-gamma, and GM-CSF. The underlying causative event is unclear, and is the subject of ongoing research. In many cases of<unk> , a decreased natural killer cell (NK-cell) function is found.
Macrophage activation syndrome
Cytokine release syndrome
Systemic inflammatory response syndrome
Mast cell activation syndrome
Immune reconstitution inflammatory syndrome
EAST syndrome
MOMO syndrome
Multiple organ dysfunction syndrome