Table 1.
Serum and urinary laboratory data after admission and post-operation
| Admission day | Admission 3rd day | Post OP 1st day | Post OP 5th day | Post OP 12th day | Three weeks after OP | |
|---|---|---|---|---|---|---|
| Serum sodium (mEq/L) |
109 |
121 |
128 |
131 |
134 |
135 |
| Serum osmolality (mOsm/kg) |
223 |
250 |
264 |
276 |
NA |
NA |
| Urine sodium (mEq/L) |
52.4 |
76.3 |
73.2 |
NA |
NA |
NA |
| Urine osmolality (mOsm/kg) |
325 |
356 |
337 |
NA |
NA |
NA |
| Plasma ADH level (pg/mL) | NA | 11.18 | NA | NA | NA | 5.9 |
ADH, antidiuretic hormone; NA, not available; OP, operation.