Table 2.
Characteristics of the TCD assessments: indications and suspected abnormalities.
| Variables | n (%) |
|---|---|
| Indications | |
| Neurological disorder monitoring | 85 (56) |
| Detection of asymptomatic neurological disorder | 37 (24) |
| Onset/worsening of neurological disorder | 26 (17) |
| Haemodynamic disorder | 14 (9) |
| Others | 14 (9) |
| Suspected TCD abnormalities | |
| Elevated PI | 80 (53) |
| Cerebral hypoperfusion | 39 (26) |
| Cerebral hyperaemia | 33 (22) |
| Asymmetric perfusion | 31 (20) |
| Reverse flow | 11 (7) |
| Not documented | 4 (3) |
TCD, transcranial Doppler; PI, pulsatility index.