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A symbol carrying a letter for an ongoing pregnancy.
Also known as: Ongoing pregnancy notation, P symbol pedigree
The pedigree chart notation for a pregnancy not yet ended, drawn as a shape carrying a letter.
Marks a pregnancy not yet ended on a pedigree chart.
Contexts: Laboratory
Uses a shape distinct from the square and circle because the individual's sex may be unknown, so the notation has a form for an unresolved fact rather than guessing.
Contexts: Laboratory
A shape drawn with a letter inside it, distinguishing it from the square and circle used for known individuals.