<unk>  is the loss of the radial pulse in the arm by rotating head to the ipsilateral side with extended neck following deep inspiration. It is sometimes used as a sign of thoracic outlet syndrome (TOS). It is named after Alfred Washington<unk> .
Adson's sign
Fothergill's sign
Peabody's sign
Piskacek's sign
Pemberton's sign
Dance's sign
Bancroft's sign
Louvel's sign