Thrombotic thrombocytopenic purpura (TTP)

Autoimmune disease

Pentad of Symptoms

  1. Neurology: Headache, confusion, seizure
  2. Renal Failure
  3. Fever
  4. Thrombocytopenia
  5. Microangiopathic haemolysis

Diagnosis

Clinically

Bloods 

  • Blood film (fragmented red cells, reticulocytes, schistocytes)
  • evidence of renal failure
  • evidence of haemolysis (low Hb, high AP)