ICAM1 and venous thromboembolism: In terms of the quantity of CECs that expressed markers of adhesion and procoagulation, only CD62E+ CECs were elevated in MPNs, irrespective of subtype (p < 0.001 for all), whereas patients diagnosed with venous thromboembolism had elevated levels of CD62E+, CD54+ and CD142+ CECs (p < 0.001 for all) in opposition to controls.