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De Quervain's tenosynovitis (pronounced da-KWUHR-vanes teena-sine-ah-VITE-us) is a complicated name for a condition that's been referred to as "mother's thumb," "mommy wrist" and "gamer's thumb"—all associated with repetitive use of the hands and wrist. It is a condition that causes extreme pain in the wrist and thumb area.
Source: Medical Xpress
