Table 2 Electrolyte abnormalities on admission

Hypernatremia

3/66 (4.5)

Hyponatremia

35/66 (53.0)

 -Renal sodium loss (FENa > 1 %)

11/17 (64.7)

Hyperkalemia

3/66 (4.5)

Hypokalemia

47/66 (71.2)

 -Renal potassium loss (Urine K > 15 mEq/L)

19/35 (54.2)

Hypercalcemia

-

Hypocalcemia

34/66 (51.5)

Hyperphosphatemia

5/66 (7.6)

Hypophosphatemia

39/66 (59.1)

 -Renal phosphate loss (FEPO₄ > 5 %)

13/15 (86.7)

Hypermagnesemia

6/66 (9.1)

Hypomagnesemia

23/66 (34.9)

 -Renal magnesium loss (FEMg > 2 %)

5/6 (83.3)