How do you manage immunotherapy-induced toxic epidermal necrolysis?

Per NCCN Guidelines, high dose steroids 1-2mg/kg/d recommended for few days, followed by long steroid taper over 4-6 wks, as well as dermatology and ophthalmology consult. Using steroids has been controversial in TEN, with some reports of increased mortality with steroids. What would be your preferred approach to a patient while avoiding steroids? Would you consider using CsA, IVIG or plasmapheresis?