A mother complains of pain when she holds her baby in her wrist. OE radiostaloid tenderness, pain when extend and abduct the thumb dx

A mother complains of pain when she holds her baby in her wrist. OE radiostaloid tenderness, pain when extend and abduct the thumb dx??
a. Gamer’s thumb
Also known as de Quervain syndrome, radial styloid tenosynovitis, de Quervain's tenosynovitis, mother's wrist, or mommy thumb.