2025/03¶
Treatment of MDR Gram-negative bacilli
Green, susceptibility anticipated to be >80%; yellow, susceptibility anticipated to be 30% to 80%; red, intrinsic resistance or susceptibility anticipated to be <30%.
1, US Food and Drug Administration–approved agent; 2, synthetic tetracycline derivative; 3, imipenem-cilastatin–relebactam; 4, synthetic aminoglycoside; 5, polymyxin class.
Abbreviations: KPC, Klebsiella pneumoniae carbapenemase; NDM, New Delhi metallo-β-lactamase. (Tamma et al., 2024)
Lung ultrasound
LUS Finding | Description | Clinical Significance |
---|---|---|
A-lines | Horizontal, repetitive lines | Normal lung aeration or pneumothorax |
B-lines | Vertical, hyperechoic laser-like artifacts | Pulmonary edema, pneumonia, ILD, ARDS |
Consolidation | Tissue-like hypoechoic region | Pneumonia, atelectasis, infarction |
Pleural Effusion | Anechoic or echogenic fluid collection | Heart failure, infection, malignancy |
Lung Sliding | Pleural shimmering movement | Absent in pneumothorax or adhesions |
Shred Sign | Irregular lung border | Pneumonia-related consolidation |
Lung Point | Transition between sliding and no sliding | Pneumothorax |