Trigonum fibrosum refers to a triangular space in the wrist where three tendons of the wrist pass. The word is spelled using the International Phonetic Alphabet (IPA) as /traɪˈɡɒnəm ˈfaɪbrəsəm/. The "g" sound in "trigonum" is pronounced like a soft "j" sound, while the "o" in "fibrosum" is pronounced with the "oh" sound. The "u" in "trigonum" is pronounced with a short "uh" sound, and the "y" in "fibrosum" is pronounced with a long "ee" sound. Correct spelling of medical terms is vital to avoid confusion in communication.
Trigonum fibrosum is a Latin term that translates to "fibrous triangle" in English. It refers to a triangular region or space formed by the intersection of various fibrous structures within the body.
In human anatomy, the trigonum fibrosum commonly refers to a specific fibrous structure found in the lower part of the anterior thigh, near the knee joint. It is located on the lateral side of the patellar ligament, also known as the ligamentum patellae or patellar tendon. The trigonum fibrosum is formed by the convergence of the tendon of the quadriceps femoris muscle, the tendon of the adductor magnus muscle, and the tubercle of the tibia.
This fibrous triangle plays an important role in stabilizing the patella (kneecap) during movement. It serves as an anchor point for the various tendinous attachments, providing support and preventing excessive movement of the patellar tendon. Additionally, the trigonum fibrosum acts as a protective structure, shielding the underlying soft tissues from potential injury or trauma.
Understanding the anatomy and function of the trigonum fibrosum is crucial for medical professionals, particularly orthopedic surgeons and sports medicine specialists, as it helps in diagnosing and treating various conditions that may affect the stability and alignment of the patella.
One of two cartilaginous nodules, to the right and left of the root of the aorta, forming the extremities of the incomplete fibrous ring which surrounds the left atrioventricular orifice.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The etymology of the word "trigonum fibrosum" comes from Latin.
- "Trigonum" translates to "triangle" in English, deriving from the Greek word "trigonon" which also means "triangle".
- "Fibrosum" is the neuter form of the Latin word "fibrosus", meaning "fibrous".
So, "trigonum fibrosum" can be translated as "fibrous triangle" in English.