Table 7.
Indications for genetic test | Genetic disorder | Frequency | Genetic test | Genetic alterations | ART | Inheritance | Antenatal test | Differential diagnosis | Refs. |
---|---|---|---|---|---|---|---|---|---|
Underdeveloped or absent uterus and abnormalities of other reproductive organs; normal female external genitalia, breasts; hyperandrogenism; facial hirsutism; primary amenorrhea; infertility | Müllerian aplasia and hyperandrogenism (other names: Biason–Lauber syndrome, WNT4 deficiency) | Rare | Molecular diagnosis | WNT4 gene | NA | AD or de novo | ✓ | Abnormalities of the reproductive system | [97–99] |
Vagina and uterus to be underdeveloped or absent, although external genitalia are normal, primary amenorrhea | Mayer–Rokitansky–Küster–Hauser (MRKH) syndrome (type 1) | 1 in 4500 | Molecular diagnosis | ESR1, OXTR, WNT9B | NA | AD | ✓ | Abnormalities of the reproductive system | [100–102] |
Underdeveloped or absent vagina and uterus, although external genitalia are normal; primary amenorrhea; unilateral renal agenesis; skeletal abnormalities; hearing loss or heart defects | Mayer–Rokitansky–Küster–Hauser (MRKH) syndrome (type 2) | ||||||||
Bone marrow failure, hypopigmentation, short stature, physical abnormalities, organ defects (gastrointestinal abnormalities; heart defects; eye abnormalities, malformed ears and hearing loss), and an increased risk of certain cancers; abnormal genitalia or malformations of the reproductive system and infertility |
Fanconi anemia (Fanconi pancytopenia Fanconi panmyelopathy) |
1 in 160,000 (more common among people of Ashkenazi Jewish descent, the Roma population of Spain, and black South Africans) | Molecular diagnosis | FANCA, FANCC and FANCG (90%) | NA | AR; AD (RAD51-related FA); X-linked (FANCB-related FA). | ✓ | Bloom syndrome; ataxia–telangiectasia, Nijmegen breakage syndrome (NBS); Seckel syndrome; neurofibromatosis 1; POI | [62, 63] |
Database sources: NIH, OMIM and OrphaNet
✓, yes; ✗, no; NA, not applicable; POI, primary ovarian insufficiency