LIGAMENTUM PISOMETACARPEUM Meaning and
Definition
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The ligamentum pisometacarpeum is a structure found in the human hand that functions to provide stability and support to the pisiform and metacarpal bones. It is a dense band of fibrous connective tissue that connects the pisiform bone, a small bone located on the ulnar side of the wrist, to the metacarpal bone, which are the long bones that make up the palm of the hand.
This ligament plays a crucial role in maintaining the proper alignment and movement of the pisiform bone and the adjacent metacarpal bones. It helps to prevent excessive displacement and movement of these bones during various activities involving the hand, such as gripping, grasping, and manipulating objects. Additionally, it aids in transmitting forces and loads from the wrist to the palm, ensuring efficient and coordinated movement.
The ligamentum pisometacarpeum is a strong and resilient structure that undergoes minimal stretching or elasticity. Its composition primarily consists of collagen fibers, which provide tensile strength and resistance to tearing. This ligament is surrounded by synovial fluid, a lubricating fluid that reduces friction between the bones and facilitates smooth movement.
Injuries to the ligamentum pisometacarpeum are relatively rare but can occur due to trauma, repetitive stress, or degenerative conditions. Common symptoms of ligament damage include pain, swelling, limited range of motion, and instability in the affected hand. Treatment may involve immobilization, physical therapy, or in severe cases, surgical intervention to repair or reconstruct the ligament.
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The pisimetacarpal ligament, a strong fibrous band extending from the lower and inner aspect of the pisiform bone to the base of the fifth metacarpal bone.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for LIGAMENTUM PISOMETACARPEUM
- kigamentum pisometacarpeum
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- ligzmentum pisometacarpeum
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- liganentum pisometacarpeum
Etymology of LIGAMENTUM PISOMETACARPEUM
The term "ligamentum pisometacarpeum" is a Latin-based anatomical term. It is a combination of three Latin words:
1. "ligamentum" comes from the Latin word "ligare", which means "to bind" or "to tie". In anatomy, a ligament is a band of connective tissue that connects bones or holds organs in place.
2. "piso" refers to the Latin word for "pea". In this context, it is referring to the pisiform bone, a small pea-shaped bone located in the wrist.
3. "metacarpus" comes from the Latin words "meta", meaning "between", and "carpus", meaning "wrist". The metacarpus refers to the intermediate section of the hand, between the wrist and the fingers.
