Wells-Score for pulmonal embolism is a scoring system to evaluate the clinical pretest probability of pulmonary embolism, before laboratory or radiology testing.
|Low probability||< 2|
|High probability||> 6|
Wells PS et al. Excluding pulmonary embolism at the bedside without diagnostic imaging: management of patients with suspected pulmonary embolism presenting to the emergency department by using a simple clinical model and d-dimer. Ann Intern Med. 2001 Jul 17;135(2):98-107.