A 24 year old female presents with abdominal pain, hermaturia and arhthralgia. On examination, palpable purpuric rash was seen on trunk, limbs and buttocks. Coagulation tests were normal. What is the most probable diagnosis
Hemolytic uremic syndrome Henoch-Schonlein purpura Meningococcemia Thrombotic thrombocytopenic purpura