What does a triangle mean on a pedigree?

A triangle is used for any pregnancy not carried to term. Include gestational age, or estimated date of delivery (EDD) for all pregnancies. Pregnancy (P), Stillbirth (SB), Spontaneous abortion (SAB), Termination of pregnancy (TOP), Ectopic pregnancy (ECT).

How do you indicate death on a pedigree?

Individuals who are deceased have a slash through the symbol representing them. Symbols for individuals affected by a particular disorder are shaded. Carriers can be represented by a half-shaded symbol or by a dot in the middle of a symbol.

What does a diamond mean in a pedigree?

A pedigree, also known as a genogram, is a diagram that depicts individuals who are related by blood or another factor. … For example, a square icon indicates a male individual, a circle icon indicates a female individual, and a diamond icon indicates an individual of unknown/undetermined gender.

What does a square represent in a pedigree?

In a pedigree, a circle represents a female, and a square represents a male. A filled-in circle or square shows that the individual has the trait being studied.

What does P mean on a pedigree chart?

P. Comments. Assign gender by phenotype.

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Family heirloom