a recognition that genres are situated within discourse communities, wherein the beliefs and naming practices of members have relevance an emphasis on communicative purpose and social action an interest in generic structure (and its rationale)
Because of the potential implication of circulation disorders, darkened skin around the ankles that is not immediately explainable by simple environmental factors should be promptly called to the attention of a medical doctor for appropriate diagnosis and treatment.
Blood clots. Blood clots in the legs can cause the ankles to swell as blood pools in the veins near the skin in this area. In addition to swelling, this swelling can cause fever, low-grade pain or a change in color in the area where the blood is pooling.