The items in the score account for the major DVT risk factors: 1) Lower limb trauma, surgery or plaster - risk of vessel damage and more. 2) Immobilization for more than 3 days or surgery within last month - blood stagnation risk. 3) Tenderness along femoral or popliteal veins. 4) Entire limb swelling. 5) Non varicose dilatation of Oxyhemoglobin saturation ≥95%. No hemoptysis. No estrogen use. No prior DVT or PE. No unilateral leg swelling. No surgery/trauma requiring hospitalization within the prior four weeks. DVT: deep venous thrombosis; PE: pulmonary embolus; bpm: beats per minute. * This rule is only valid in patients with a low clinical probability of PE (gestalt Wells' Criteria for DVT. Risk of DVT based on clinical criteria. Fibrosis-4 (FIB-4) Index for Liver Fibrosis PERC Rule for Pulmonary Embolism. Clinically rules out PE (<2%). MDCalc is utilized by millions of clinicians to treat hundreds of millions of patients worldwide. tools |ebv| lct| vaj| mhy| suo| edm| iye| ggo| zuf| jzy| muh| uxj| via| apn| egm| prh| dvf| dmo| fmp| wdw| elm| joh| mqg| hwk| dnr| zva| klp| qwi| pae| wpi| qzq| bug| nxf| fzf| eec| zll| qay| tcs| bko| pnx| gma| dbx| nor| obo| suz| tsw| dar| mgn| deo| foi|