the suggestion that discourse markers should be paid some attention when we teach writing. Key Words: discourse markers, cohesion, coherence, inappropriateness I. Introduction Discourse markers --- expressions like well, but, oh and yâknow--- are one set of linguistic items that function in discourses of various styles or registers.
Osteoarthritis of the knee causes pain, limited range of motion, stiffness of the knee, swelling of the joint, tenderness, deformity and weakness. Causes of osteoarthritis include age, weight, genetics, previous injuries, infections, and illness (such as a tumor or gout).
Key points. 1  A popliteal cyst, also known as a Bakerâs cyst, is a fluid-filled swelling that causes a lump at the back of the knee. 2  Common causes of a popliteal cyst include damage to the kneeâs cartilage and rheumatoid arthritis.