Discourse markers have variant degrees of semantic meaning; they are utterance-initial; and they can signal a discourse relationship or signal a writerâs or a speakerâs attitude. When we are planning to write a well-organized text, cohesion and coherence must be taken into
Here are some causes of Infected Koilonychia: 1  trauma. 2  illness. 3  malnutrition. or any major metabolic condition,  chemotherapy or other damaging event.
In some cases, chylothorax may be caused by trauma or by increased pressure within the thoracic duct or vena cava. Trauma may cause the thoracic duct to rupture or become 'leaky'. Automobile injuries or falls from a tree or window that injure the chest cavity are the most common causes of traumatic chylothorax.