Health Topics
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.
URL of this page: https://medlineplus.gov/genetics/condition-x/
Explore the signs and symptoms, genetic cause, and inheritance pattern of various health conditions.
- X chromosome-linked sideroblastic anemia, see X-linked sideroblastic anemia
- X linked recessive hereditary spastic paraplegia, see Spastic paraplegia type 2
- X-ALD, see X-linked adrenoleukodystrophy
- X-LAG, see X-linked acrogigantism
- X-linked acrogigantism
- X-linked acrogigantism syndrome, see X-linked acrogigantism
- X-linked adrenal hypoplasia congenita
- X-linked adrenoleukodystrophy
- X-linked agammaglobulinemia
- X-linked AHC, see X-linked adrenal hypoplasia congenita
- X-linked alpha-thalassemia/mental retardation syndrome, see Alpha thalassemia X-linked intellectual disability syndrome
- X-linked arthrogryposis multiplex congenita, see X-linked infantile spinal muscular atrophy
- X-linked arthrogryposis type I, see X-linked infantile spinal muscular atrophy
- X-linked autoimmunity-allergic dysregulation syndrome, see Immune dysregulation, polyendocrinopathy, enteropathy, X-linked syndrome
- X-linked cardiac valvular dysplasia
- X-linked centronuclear myopathy, see X-linked myotubular myopathy
- X-linked chondrodysplasia punctata 1
- X-linked chondrodysplasia punctata 2
- X-linked chronic granulomatous disease, see Chronic granulomatous disease
- X-linked congenital nystagmus, see X-linked infantile nystagmus
- X-linked congenital stationary night blindness
- X-linked copper deficiency, see Menkes syndrome
- X-linked creatine deficiency
- X-linked creatine deficiency syndrome, see X-linked creatine deficiency
- X-linked CSNB, see X-linked congenital stationary night blindness
- X-linked dilated cardiomyopathy
- X-linked dominant chondrodysplasia punctata, see X-linked chondrodysplasia punctata 2
- X-linked dystonia-parkinsonism
- X-linked dystonia-parkinsonism syndrome, see X-linked dystonia-parkinsonism
- X-linked hydrocephalus syndrome, see L1 syndrome
- X-linked hyper IgM syndrome
- X-linked hypergonadotropic ovarian failure, see Fragile X-associated primary ovarian insufficiency
- X-linked hyperuricemia, see Lesch-Nyhan syndrome
- X-linked idiopathic infantile nystagmus, see X-linked infantile nystagmus
- X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection, and neoplasia
- X-linked infantile nystagmus
- X-linked infantile spasm syndrome, see Developmental and epileptic encephalopathy 1
- X-linked infantile spasm syndrome 1, see Developmental and epileptic encephalopathy 1
- X-linked infantile spinal muscular atrophy
- X-linked intellectual deficit due to PQBP1 mutations, see Renpenning syndrome
- X-linked intellectual deficit with marfanoid habitus, see Lujan syndrome
- X-linked intellectual deficit, Najm type, see CASK-related intellectual disability
- X-linked intellectual deficit, Renpenning type, see Renpenning syndrome
- X-linked intellectual deficit-dystonia-dysarthria, see Partington syndrome
- X-linked intellectual disability, Siderius type
- X-linked juvenile retinoschisis
- X-linked lethal infantile SMA, see X-linked infantile spinal muscular atrophy
- X-linked lissencephaly 2, see X-linked lissencephaly with abnormal genitalia
- X-linked lissencephaly with abnormal genitalia
- X-linked lissencephaly with ambiguous genitalia, see X-linked lissencephaly with abnormal genitalia
- X-linked lymphoproliferative disease
- X-linked lymphoproliferative syndrome, see X-linked lymphoproliferative disease
- X-linked macrothrombocytopenia, see Dyserythropoietic anemia and thrombocytopenia
- X-linked mental retardation and macroorchidism, see Fragile X syndrome
- X-linked mental retardation Hamel type, see X-linked intellectual disability, Siderius type
- X-linked mental retardation Siderius type, see X-linked intellectual disability, Siderius type
- X-linked mental retardation with dystonic movements, ataxia, and seizures, see Partington syndrome
- X-linked mental retardation with marfanoid habitus, see Lujan syndrome
- X-linked mental retardation, syndromic 13, see PPM-X syndrome
- X-linked monoamine oxidase deficiency, see Monoamine oxidase A deficiency
- X-linked myotubular myopathy
- X-linked myxomatous valvular dystrophy, see X-linked cardiac valvular dysplasia
- X-linked Ohdo syndrome, see Ohdo syndrome, Maat-Kievit-Brunner type
- X-linked Ohtahara syndrome, see Developmental and epileptic encephalopathy 1
- X-linked primary hyperuricemia, see Lesch-Nyhan syndrome
- X-linked pseudoglycogenosis II, see Danon disease
- X-linked pyridoxine-responsive sideroblastic anemia, see X-linked sideroblastic anemia
- X-linked recessive chondrodysplasia punctata 1, see X-linked chondrodysplasia punctata 1
- X-linked retinoschisis, see X-linked juvenile retinoschisis
- X-linked SCID, see X-linked severe combined immunodeficiency
- X-linked SED, see X-linked spondyloepiphyseal dysplasia tarda
- X-linked SEDT, see X-linked spondyloepiphyseal dysplasia tarda
- X-linked severe combined immunodeficiency
- X-linked sideroblastic anemia
- X-linked sideroblastic anemia and ataxia
- X-linked spinal and bulbar muscular atrophy, see Spinal and bulbar muscular atrophy
- X-linked spondyloepiphyseal dysplasia tarda
- X-linked thrombocytopenia
- X-linked torsion dystonia-parkinsonism syndrome, see X-linked dystonia-parkinsonism
- X-linked uric aciduria enzyme defect, see Lesch-Nyhan syndrome
- X-linked vacuolar cardiomyopathy and myopathy, see Danon disease
- X-linked West syndrome, see Developmental and epileptic encephalopathy 1
- X-SCID, see X-linked severe combined immunodeficiency
- Xanthine dehydrogenase deficiency, see Hereditary xanthinuria
- Xanthine oxidase deficiency, see Hereditary xanthinuria
- Xanthinuria, see Hereditary xanthinuria
- XDH deficiency, see Hereditary xanthinuria
- XDP, see X-linked dystonia-parkinsonism
- Xeroderma pigmentosum
- XGS, see Xia-Gibbs syndrome
- Xia-Gibbs syndrome
- XJR, see X-linked juvenile retinoschisis
- XL-SMA, see X-linked infantile spinal muscular atrophy
- XLAAD, see Immune dysregulation, polyendocrinopathy, enteropathy, X-linked syndrome
- XLAG, see X-linked acrogigantism
- XLAG, see X-linked lissencephaly with abnormal genitalia
- XLCM, see X-linked dilated cardiomyopathy
- XLCSNB, see X-linked congenital stationary night blindness
- XLDC, see X-linked dilated cardiomyopathy
- XLISG, see X-linked lissencephaly with abnormal genitalia
- XLMR with marfanoid features, see Lujan syndrome
- XLMR-hypotonic face syndrome, see Alpha thalassemia X-linked intellectual disability syndrome
- XLMTM, see X-linked myotubular myopathy
- XLOA, see Ocular albinism
- XLP, see X-linked lymphoproliferative disease
- XLSA, see X-linked sideroblastic anemia
- XLSA/A, see X-linked sideroblastic anemia and ataxia
- XLSMA, see X-linked infantile spinal muscular atrophy
- XLT, see X-linked thrombocytopenia
- XMEN, see X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection, and neoplasia
- XMTM, see X-linked myotubular myopathy
- XMVD, see X-linked cardiac valvular dysplasia
- XP, see Xeroderma pigmentosum
- XSCID, see X-linked severe combined immunodeficiency
- XX male syndrome, see 46,XX testicular difference of sex development
- XXX syndrome, see Trisomy X
- XXXXY aneuploidy, see 49,XXXXY syndrome
- XXXXY syndrome, see 49,XXXXY syndrome
- XXXY males, see 48,XXXY syndrome
- XXXY syndrome, see 48,XXXY syndrome
- XXY syndrome, see Klinefelter syndrome
- XXY trisomy, see Klinefelter syndrome
- XXYY syndrome, see 48,XXYY syndrome
- XY pure gonadal dysgenesis, see Swyer syndrome
- Xylitol dehydrogenase deficiency, see Essential pentosuria
- XYY karyotype, see 47,XYY syndrome
- XYY syndrome, see 47,XYY syndrome