Ultrasound-guided minimally invasive tenosynovial biopsy is a feasible, safe, and well-tolerated technique among patients with different stages of RA.

"Mommy thumb," also known as De Quervain's tenosynovitis, is a painful condition that affects the tendons on the thumb side ...

To assess the patient’s wrist pain, plain X-rays and ultrasound were obtained for initial investigation ... pathological thickening and increased fluid within it, typical of tenosynovitis (figure 1).