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What is Cause of polyuria and explain in detail?
Causes of polyuria- Diabetic insipidus Primary Polydipsia(psychogenic,hypothalamic disease ,drugs-thioridazine ,chlorpromazine, anti cholinergic drugs ) Solute diuresis Glucose ,mannitol, radiocontrast Urea(from high protein intake) Diuretics Medullary cystic diseases Resolving ATN or obstruction . -poorly controlled diabetes mellitus with glycosuria is the most common cause of solute diuresis. Ref:Harrison 20 th edition pg no 294