Discourse communities require a network of communication where the members of it can be any amount of distance apart as long as they operate with the same language, but speech communities require proximity to convey the culture of their language.
Pragmatic classification of the causes of high D-dimer. Abstract. Venous thromboembolism (VTE) remains the most. common preventable cause of in-hospital death and D-dimer. (DD) is one of the essential diagnostic tools for it. Each risk. factor for VTE can raise DD and they are numerous: 24 listed in 2008 European Guidelines.
D-dimer tests are used to check for blood clotting problems. 1  Blood clots can cause health problems, such as: 2  Deep vein thrombosis (DVT) 3  Pulmonary embolism (PE) 4  Stroke. 5  Disseminated intravascular coagulation (DIC)