Table 3.
Modified scoring system for interstitial pneumonia
| Ultrasound signs | Scoring based on ultrasonic features in each section |
|---|---|
| Pleural line (score ≤18 points) | |
| Normal | 0 |
| Thickening (≥0.5 mm) or irregular | 1 |
| Blurred | 2 |
| Discontinuous, fragmented | 3 |
| Pulmonary parenchyma (score ≤34 points) | |
| No B line | 0 |
| B line ≤3 | 1 |
| B line ≥4 or partially merged | 2 |
| B line fully integrated (white lung or waterfall sign) | 3 |
| Pulmonary consolidation or subpleural lesion | 4 |
| Complications (score ≤8 points) | |
| None | 0 |
| Am line (pulmonary balloon) | 4 |
| Pneumothorax and empyema | 4 |
| Pleural effusion | 4 |