All of the following cause high anion gap metabolic acidosis except -
Causes of High anion gap acidosis 

Lactic acidosis     
Toxins 


Ethylene glycol
Methanol 
Salicylates 

    3. Renal failure 
    4. Ketoacidosis
   a) Diabetes
   b) Alcohol
   c) Starvation
Lactic acidosis
Salicylats poisoning
Ethylene glycol poisoning
Ureterosigmoidostomy