Symptoms of Carpometacarpal Joint Arthrosis

Carpometacarpal joint arthrosis is more generally known as thumb arthritis. Thumb arthritis is a form of osteoarthritis(wear&tear arthritis) which as the name suggests develops at the joint located in the thumb’s base and where the thumb joins the wrist. This joint known as the carpometacarpal joint plays a very important role in pinching and gripping.

Thumb arthritis is also sometimes called as base joint arthritis. The symptoms of carpometacarpal joint arthrosis are usually in women over 40 than in men. Genetics,fractures,previous other injuries and a general joint laxity(stress on joints) might lead to thumb arthritis.

Symptoms of Carpometacarpal Joint Arthrosis:

  • You experience a severe pain at the thumb’s base and in the wrist.
  • Also,you can observe a swelling at the thumb’s base and the wrist would also appear swollen.
  • You can experience a rubbing sensation when moving the thumb.
  • You would find it difficult to properly grip and day-to-day tasks like writing,turning keys and opening doors would cause pain.
  • You can also see that the range of motion of the thumb decreases.
  • In some cases you might also see an enlarged or bony joint extension or a bump at the thumb’s base due to the displacement of the metacarpal joint from it’s actual position.
  • You sometimes will also hear your carpometacarpal joint make a squeaky sound when moved.
  • Thumb arthritis may cause the carpometacarpal joint to hyper-extend that is, joint begins to loosen and you see that your thumb tends to bend back further than usual.
  • In thumb arthritis the first thing you experience in the morning would be the pain in your thumb. But as the day progresses the thumb begins to loosen up and through the day the pain might even fade away.
  • At the end of the day you will be feeling a dull ache and the pain might also persist through night.
  • You also are bound to experience a few side effects such as nausea, discomfort in the abdominal region,constipation and drowsiness.
  • Black or tarry stools can also provide a hint towards the disease.

The above mentioned points should provide a guide to anyone looking for symptoms of carpometacarpal joint arthrosis and can help them recognise thumb arthritis which further would lead to a better diagnosis.

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