peak


peak
The top or upper limit of a graphic tracing or of any variable. [M.E. peke, pike, fr. Sp. pico, beak, fr. L. picus, magpie]
- biclonal p. two narrow electrophoretic bands thought to represent immunoglobulins of two cell lines.
- juxtaphrenic p. (juks-ta-fren′ik pek) on chest radiograph, a triangular density on top of the right diaphragmatic shadow, probably caused by tension of the phrenic nerve on the pleura over the diaphragm.
- monoclonal p. a narrow band visible on electrophoresis or an abnormal arc seen on immunoelectrophoresis, thought to represent immunoglobulin of one cell clone.

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(pēk) the top or upper limit of a graphic tracing or of any variable.

Medical dictionary. 2011.

Synonyms: