Graphospasm and Writer's cramp

Graphospasm noun - Muscular spasms of thumb and forefinger while writing with a pen or pencil.

Writer's cramp is a synonym for graphospasm. In some cases you can use "Writer's cramp" instead a noun "Graphospasm".

Writer's cramp noun - Muscular spasms of thumb and forefinger while writing with a pen or pencil.

Graphospasm is a synonym for writer's cramp. You can use "Graphospasm" instead a noun phrase "Writer's cramp".