Rhizarthrosis
Rhizarthrosis is a form of osteoarthritis, which is the degeneration of the cartilage lining the joints, and affects the joint at the base of the thumb, called the trapezius-metacarpal joint. This is the joint that allows the thumb to move in various directions, making it extremely important for hand dexterity and performing everyday tasks.
Most common pathologies
in the Hand and Wrist
Symptoms
Pain at the base of the thumb, swelling, stiffness, weakness; difficulty holding small objects, writing and opening containers.
Risk Factors
Aging due to cartilage wear; Female gender; Family history; Professions or activities involving repetitive hand movements, such as sewing or typing; Previous injuries to the thumb joint.
Protective Factors
Maintaining a healthy weight; Avoiding injuries with adequate rest; Strengthening the muscles of the hand and thumb can help keep the joint healthy; Proper, ergonomic posture;
Treatment
Use of analgesic medication and splints or orthoses to support the thumb joint, as well as hand muscle strengthening exercises to improve quality of life and prevent future injuries. In severe cases, medical assessment and even surgery may be necessary.
Information: All the information contained here is merely a summary for a general understanding of the pathologies, highlighting their definition, symptoms, risk factors, protective measures and treatment options.
Consulting a specialized health professional is essential for an accurate diagnosis and an effective treatment plan.










