Entry Statistics - OMIM - (OMIM.ORG)

OMIM Entry Statistics


Number of Entries in OMIM (Updated June 17th, 2025) :

MIM Number Prefix Autosomal X Linked Y Linked Mitochondrial Totals
Gene description   * 16,703 791 51 37 17,582
Gene and phenotype, combined   + 10 0 0 0 10
Phenotype description, molecular basis known   # 6,564 396 5 35 7,000
Phenotype description or locus, molecular basis unknown   % 1,385 110 4 0 1,499
Other, mainly phenotypes with suspected mendelian basis 1,629 99 3 1 1,732
Totals 26,291 1,396 63 73 27,823

OMIM Entry Statistics


Number of Entries in OMIM (Updated June 17th, 2025) :

MIM Number Prefix Autosomal X Linked Y Linked Mitochondrial Totals
Gene description   * 16,703 791 51 37 17,582
Gene and phenotype, combined   + 10 0 0 0 10
Phenotype description, molecular basis known   # 6,564 396 5 35 7,000
Phenotype description or locus, molecular basis unknown   % 1,385 110 4 0 1,499
Other, mainly phenotypes with suspected mendelian basis 1,629 99 3 1 1,732
Totals 26,291 1,396 63 73 27,823


NOTE: OMIM is intended for use primarily by physicians and other professionals concerned with genetic disorders, by genetics researchers, and by advanced students in science and medicine. While the OMIM database is open to the public, users seeking information about a personal medical or genetic condition are urged to consult with a qualified physician for diagnosis and for answers to personal questions.
OMIM® and Online Mendelian Inheritance in Man® are registered trademarks of the Johns Hopkins University.
Copyright® 1966-2025 Johns Hopkins University.

NOTE: OMIM is intended for use primarily by physicians and other professionals concerned with genetic disorders, by genetics researchers, and by advanced students in science and medicine. While the OMIM database is open to the public, users seeking information about a personal medical or genetic condition are urged to consult with a qualified physician for diagnosis and for answers to personal questions.
OMIM® and Online Mendelian Inheritance in Man® are registered trademarks of the Johns Hopkins University.
Copyright® 1966-2025 Johns Hopkins University.
Printed: June 19, 2025