A 23 yr primi 33 weeks pregnancy presented with jaundice for 2 days .On examination her BP 140/90mmhg , Serum bilirubin 5mg %, Hb 8gm%, Platelet count 90,000/ cu.mm, TLC 10,000/ cu.mm , Blood sugar 40mg/dl . AST and ALT were 85 and 80 IU/L. What is the probable diagnosis?