Lorenz sign

Lo·renz sign

(lō-renz'), an obsolete sign: stiffness of the thoracic spine in early pulmonary tuberculosis.

Lorenz sign

An obsolete term for stiffening of the thoracic vertebrae, formerly regarded as a sign of early tuberculosis.

Lorenz,

Adolf, Austrian surgeon, 1854-1946. Lorenz sign - an obsolete term for stiffness of the thoracic spine in early pulmonary tuberculosis.