jännevälissä

Jännevälissä is a Finnish term that translates to "in the tendon sheath" or "within the tendon sheath." It refers to a specific anatomical location and is commonly used in medical contexts, particularly in rheumatology and orthopedics. The tendon sheath, also known as a synovial sheath, is a tubular layer of synovial membrane that surrounds a tendon. Its primary function is to reduce friction and allow the tendon to glide smoothly during movement.

When inflammation or irritation occurs within this protective sheath, it is often described as being "jännevälissä." This can lead to conditions such as tenosynovitis, which is the inflammation of the tendon sheath itself. Symptoms associated with jännevälissä issues can include pain, swelling, tenderness, and sometimes a creaking or grating sensation during movement.

The term jännevälissä highlights the localized nature of the problem. It indicates that the issue is not just with the tendon itself but specifically within the space enclosed by its sheath. This distinction is important for diagnosis and treatment, as it helps clinicians understand the precise location of the pathology and tailor interventions accordingly. Common causes of inflammation in the tendon sheath include overuse, repetitive motions, trauma, and certain inflammatory conditions like rheumatoid arthritis.