Table 2 Etiology of PRES

H ypertension

E clampsia and preeclampsia

D rugs:

   - Recreational: Cocaine, Amphetamines, PCP, LSD

   - Others: Anti-depressants (Tricyclics, MAO Inhibitors), Bronchodilators, Erythropoietin, Midodrine, Fludrocortisone, Triple H therapy, Intravenous immunoglobulins (IVIG).

N eoplastic drugs: Cyclosporine-A, Tacrolimus, Interferons, Indinavir, Cisplatin, Cytarabine, Gemcitabine.

A utoimmune and S ystemic: Systemic lupus erythematosus (SLE), Scleroderma, Vasculitis like PAN, Wegener's, Thrombotic thrombocytopenic purpura (TTP), Henoch-Schönlein purpura, Hemolytic uremic syndrome (HUS), Amyloid angiopathy, Tumor lysis syndrome, Systemic inflammatory response syndrome (SIRS), Sepsis, Multiple organ Dysfunction, Electrolyte imbalance (Hypomagnesemia, hypercalcemia), Hypocholesterolemia,, GBS, Head injury, Renal failure due to any etiology.