Table 2 Proportion of patients with moderate to severe hyponatraemia undergoing specific investigations
Fluid balance | Whole group | Hypovolaemic | Euvolaemic | Hypervolaemic | Fluid status not documented |
|---|---|---|---|---|---|
N (%) | 152 (100) | 25 (16.4) | 70 (46.1) | 35 (23) | 22 (14.5) |
Urine Na | 78 (51.3) | 16 (64) | 47 (67.1) | 12 (34.3) | 3 (14.3) |
Urine Osmolality | 73 (48) | 14 (56) | 43 (61.4) | 12 (34.3) | 4 (19) |
Thyroid Function tests | 92 (60.5) | 17 (68) | 47 (67.1) | 19 (54.3) | 9 (42.9) |
Morning Cortisol | 53 (35) | 8 (32) | 32 (45.7) | 10 (28.6) | 3 (14.3) |