Table 1.

Major OMIM Text headings

Phenotype entry

• Description

• Clinical features

• Biochemical features

• Inheritance

• Mapping

• Pathogenesis

• Diagnosis

• Genotype/phenotype correlations

• Clinical management

• Population genetics

• Molecular genetics

• Animal model

• History

Gene entry

• Description

• Cloning

• Gene structure

• Gene function

• Evolution

• Mapping

• Molecular genetics

• Genotype/phenotype correlations

• Animal model

• History

• Allelic Variantsa

An OMIM entry contains headings based on current knowledge of the topic. Text headings can contain subheadings to provide additional organization to each entry.

^aAllelic Variants, a section found only in gene entries, is a field heading in the same hierarchy as Number, Title, Text and References.