Lung Ultrasound and Clinical Progression of Acute Bronchiolitis: A Prospective Observational Single-Center Study
Abstract
:1. Introduction
2. Methods
Statistical Analysis
- 0.00–0.19 → “very weak”;
- 0.20–0.39 → “weak”;
- 0.40–0.59 → “moderate”;
- 0.60–0.79 → “strong”;
- 0.80–1.00 → “very strong”.
3. Results
4. Discussion
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Clinical Score | 0 | 1 | 2 | 3 |
---|---|---|---|---|
Respiratory rate | <50 rpm | 50–60 rpm | 61–69 rpm | >70 rpm |
Signs of dyspnea | Normal feeding | Difficulties in feeding | At least 2 signs: difficulties in feeding, perioral cyanosis, agitation | At least 2 signs: cyanosis, interruption of feeding, drowsiness |
Use of accessory respiratory muscles | None | Subcostal or intercostal retractions | At least 2 signs: subcostal retractions, intercostal retractions, substernal retractions, nasal flaring | At least 3 signs: subcostal retractions, intercostal retractions, substernal retractions, suprasternal retractions, supraclavicular retractions, nasal flaring |
Signs of abnormal auscultation | Normal breathing | Only 1 sign between end-expiratory wheeze or crackles | Expiratory wheeze and/or crackles | At least 1 sign: Inspiratory and expiratory wheeze, diminished breath sounds |
US Score. | 0 | 1 | 2 | |
---|---|---|---|---|
Anterolateral data | Normal lung sliding with A-linesAbsence or limited presence of B-lines | Diffuse, inhomogeneous interstitial syndrome with confluent, multiple B lines and spared areas | Diffuse, inhomogeneous interstitial syndrome and/or subpleural lung consolidations | |
Paravertebral/posterior data | Interstitial syndrome | Absent or individual B-lines | Focal, multiple B-lines | Confluent, multiple B-lines |
Extension on interstitial syndrome | Bilateral involvement of 0–6 intercostal spaces | Bilateral involvement of 6–12 intercostal spaces | Bilateral involvement of >12 intercostal spaces | |
Presence of subpleural consolidations | Absent | Subcentimeter-subpleural lung consolidation (diameter < 1 cm) | Subpleural lung consolidation with diameter > 1 cm |
Coefficient | 95%CI | p-Value | |
---|---|---|---|
Clinical score at admission | rho = 0.23 | 0.02–0.43 | 0.036 |
Clinical score at discharge | rho = 0.30 | 0.07–0.51 | 0.001 |
Need for supplemental oxygen | OR = 2.2 | 1.5–3.3 | <0.0001 |
Duration of oxygen supplementation | coef. = 0.01 | −0.01–0.03 | 0.363 |
Length of hospital stay | coef. = 0.3 | 0.1–0.5 | <0.0001 |
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Di Mauro, A.; Cappiello, A.R.; Ammirabile, A.; Abbondanza, N.; Bianchi, F.P.; Tafuri, S.; Manzionna, M.M. Lung Ultrasound and Clinical Progression of Acute Bronchiolitis: A Prospective Observational Single-Center Study. Medicina 2020, 56, 314. https://doi.org/10.3390/medicina56060314
Di Mauro A, Cappiello AR, Ammirabile A, Abbondanza N, Bianchi FP, Tafuri S, Manzionna MM. Lung Ultrasound and Clinical Progression of Acute Bronchiolitis: A Prospective Observational Single-Center Study. Medicina. 2020; 56(6):314. https://doi.org/10.3390/medicina56060314
Chicago/Turabian StyleDi Mauro, Antonio, Anna Rita Cappiello, Angela Ammirabile, Nicla Abbondanza, Francesco Paolo Bianchi, Silvio Tafuri, and Mariano M. Manzionna. 2020. "Lung Ultrasound and Clinical Progression of Acute Bronchiolitis: A Prospective Observational Single-Center Study" Medicina 56, no. 6: 314. https://doi.org/10.3390/medicina56060314