Orphanet Rare Disease Ontology

Last uploaded: July 3, 2024
Preferred Name

Leydig cell hypoplasia
Synonyms

46,XY disorder of sex development due to LH resistance or LHB deficiency

46,XY disorder of sex development due to luteinizing hormone resistance or luteinizing hormone beta subunit deficiency

46,XY DSD due to luteinizing hormone resistance or luteinizing hormone beta subunit deficiency

46,XY DSD due to LH resistance or LHB deficiency

Definitions

A rare, 46,XY disorder of sex development due to impaired androgen production characterized by impaired normal male sexual development. The severity of the disorder varies and can manifest in its severe form with complete 46,XY male pseudohermaphroditism, including low testosterone and high luteinizing hormone levels, absent development of secondary male sex characteristics and lack of breast development. Patients with the milder form can have a wider range of phenotypes, ranging from micropenis to severe hypospadias.

ID

http://www.orpha.net/ORDO/Orphanet_755

alternative_term

46,XY disorder of sex development due to LH resistance or LHB deficiency

46,XY disorder of sex development due to luteinizing hormone resistance or luteinizing hormone beta subunit deficiency

46,XY DSD due to luteinizing hormone resistance or luteinizing hormone beta subunit deficiency

46,XY DSD due to LH resistance or LHB deficiency

definition

A rare, 46,XY disorder of sex development due to impaired androgen production characterized by impaired normal male sexual development. The severity of the disorder varies and can manifest in its severe form with complete 46,XY male pseudohermaphroditism, including low testosterone and high luteinizing hormone levels, absent development of secondary male sex characteristics and lack of breast development. Patients with the milder form can have a wider range of phenotypes, ranging from micropenis to severe hypospadias.

definition_citation

Orphanet

expertlink

https://www.orpha.net/consor/cgi-bin/OC_Exp.php?Lng=en&Expert=755

hasDbXref

UMLS:C0860158

MedDRA:10024406

MeSH:C562567

ICD-11:LD2A.3

ICD-10:Q56.1

OMIM:238320

label

Leydig cell hypoplasia

notation

ORPHA:755

part_of

http://www.orpha.net/ORDO/Orphanet_399685

http://www.orpha.net/ORDO/Orphanet_325357

prefixIRI

ORDO:Orphanet_755

prefLabel

Leydig cell hypoplasia

treeView

http://www.orpha.net/ORDO/Orphanet_399685

http://www.orpha.net/ORDO/Orphanet_325357

subClassOf

http://www.orpha.net/ORDO/Orphanet_377788

http://www.orpha.net/ORDO/Orphanet_557493

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