Scoliosis symptoms could be recognized among the students being tested from ages five to eighteen, but subsequent studies never confirmed them for this age-range. To begin the screenings, children would have their shoulder height, leg length and spinal curvature measurements taken while partially clothed. This was followed with the forward-bend test and bodily comparisons to wall charts that were printed reproductions of the ideal human posture. Unfortunately, these screenings were not always accurate and many students were misdiagnosed because poor posture could often be mistaken for scoliosis. One of the first treatments designed was the Milwaukee brace, a rigid contraption of
Supernumerary body part considered to have lost much or all of their original function through evolution. These body parts can be classed as additional to the required functioning of the body. In human anatomy the vermiform appendix is sometimes classed as a vestigial remnant. Prosthesis is an artificial extension that replaces a body part, and cybernetics is the study of computer technology in relation to organisms which can include replacement or additional body parts. Body integrity identity disorder (BIID) is a psychiatric disorder in which a person thinks that they have one or more additional limbs than they should, despite having two arms