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Review of 188 clinical ultrasound harmonic images from 33 clinical intracavitary exams
| Ultrasound acquisition parameters | Transmit frequency | 7 MHz (90/188) |
| 8 MHz (89/188) | ||
| Others (9/188) | ||
| Image depth | 3.0–5.0 cm (102/188) | |
| 6.0–8.0 cm (84/188) | ||
| >8.0 cm (2/188) | ||
| Characteristics of anechoic cyst | Target depth | 1.5–2.5 cm (12/19) |
| 3.0–5.0 cm (7/19) | ||
| Size | Minimum: 0.8 cm | |
| Median: 1.9 cm | ||
| Maximum: 9.9 cm |
The distributions of image acquisition parameters and the characteristics of cysts were listed.
