26th August 2024

A 55-year-old man presents with pain and tingling sensations in his right hand. He has a past medical history

A 55-year-old man presents with pain and tingling sensations in his right hand. He has a past medical history of hypertension, ankylosing spondylitis, and rheumatoid arthritis. He is underweight, with a BMI of 17.  You ask him to bring the dorsum of his hands together while maintaining elbow flexion in a reverse prayer sign which elicits the sensation. Which of the following is a recognised risk factor for the most likely diagnosis?

Select the SINGLE most appropriate option from the list below. Select ONE option only.