Medical Definition of SPECTROMETER. 1. : an instrument used for measuring wavelengths of light spectra. 2. â specÂ·troÂ·metÂ·ric \Ëspek-trÉ-Ëme-trik\ adjective.
It is important to denote the proband, so that the relationship to other individuals can be seen and patterns established. In most cases, the proband is the first affected family member who seeks medical attention for a genetic disorder.
The diagnosis of a proband raises the index of suspicion for the proband's relatives and some of them may be diagnosed with the same disease.