A child presented with decreased S.Calcium, increased S.Phosphorus and decreased urinary calcium and phosphorus. These are seen in which condition?
Decreased sr. Calcium and increased S . phosphorus and decreased urinary phosphate and calcium excretion occurs in chronic renal failure . At first with the reduction of renal function phosphate balance is initially maintained by increased excretion from normal nephrons . However when gfr falls <25 % blood phosphate level rises and urinary phosphate decreased. Ref : Ghai pediatrics eighth edition pg no 495 - 496
Renal tubular acidosis
Chronic Renal failure
Nutritional rickets
Coeliac rickets
Musculoskeletal  disorders