KEGG   DISEASE: Cowden syndrome
Entry
H01222                      Disease                                
Name
Cowden syndrome
  Supergrp
PTEN hamartoma tumor syndrome [DS:H00539]
Description
Cowden syndrome (CS) is an autosomal dominant inherited cancer syndrome characterized by benign and malignant breast, thyroid, and endometrial neoplasias in addition to cutaneous findings and macrocephaly. Germ line PTEN mutations have been found in 85% of those with CS. A large heterogeneous group of individuals with Cowden-like syndrome, who have various combinations of Cowden syndrome features but who do not meet Cowden syndrome diagnostic criteria, have PTEN mutations less than 10% of the time. In the absence of germline PTEN mutations, approximately 10% of individuals with Cowden syndrome or Cowden-like syndrome harbor germline succinate dehydrogenase variants SDHB and SDHD.
Category
Congenital malformation
Brite
Human diseases in ICD-11 classification [BR:br08403]
 20 Developmental anomalies
  Multiple developmental anomalies or syndromes
   LD2D  Phakomatoses or hamartoneoplastic syndromes
    H01222  Cowden syndrome
Pathway-based classification of diseases [BR:br08402]
 Signal transduction
  nt06530  PI3K signaling
   H01222  Cowden syndrome
Pathway
hsa04151  PI3K-Akt signaling pathway
Network
nt06530 PI3K signaling
Gene
(CWS1) PTEN [HSA:5728] [KO:K01110]
(CWS2) SDHB [HSA:6390] [KO:K00235]
(CWS3) SDHD [HSA:6392] [KO:K00237]
(CWS4) KLLN [HSA:100144748] [KO:K23389]
(CWS5) PIK3CA [HSA:5290] [KO:K00922]
(CWS6) AKT1 [HSA:207] [KO:K04456]
(CWS7) SEC23B [HSA:10483] [KO:K14006]
Other DBs
ICD-11: LD2D.Y
MeSH: D006223
OMIM: 158350 612359 615106 615107 615108 615109 616858
Reference
PMID:10353779 (PTEN)
  Authors
Celebi JT, Tsou HC, Chen FF, Zhang H, Ping XL, Lebwohl MG, Kezis J, Peacocke M
  Title
Phenotypic findings of Cowden syndrome and Bannayan-Zonana syndrome in a family associated with a single germline mutation in PTEN.
  Journal
J Med Genet 36:360-4 (1999)
DOI:10.1136/jmg.36.5.360
Reference
PMID:18678321 (SDHB, SDHD)
  Authors
Ni Y, Zbuk KM, Sadler T, Patocs A, Lobo G, Edelman E, Platzer P, Orloff MS, Waite KA, Eng C
  Title
Germline mutations and variants in the succinate dehydrogenase genes in Cowden and Cowden-like syndromes.
  Journal
Am J Hum Genet 83:261-8 (2008)
DOI:10.1016/j.ajhg.2008.07.011
Reference
PMID:21177507 (KLLN)
  Authors
Bennett KL, Mester J, Eng C
  Title
Germline epigenetic regulation of KILLIN in Cowden and Cowden-like syndrome.
  Journal
JAMA 304:2724-31 (2010)
DOI:10.1001/jama.2010.1877
Reference
PMID:23246288 (PIK3CA, AKT1)
  Authors
Orloff MS, He X, Peterson C, Chen F, Chen JL, Mester JL, Eng C
  Title
Germline PIK3CA and AKT1 mutations in Cowden and Cowden-like syndromes.
  Journal
Am J Hum Genet 92:76-80 (2013)
DOI:10.1016/j.ajhg.2012.10.021
Reference
PMID:26522472 (SEC23B)
  Authors
Yehia L, Niazi F, Ni Y, Ngeow J, Sankunny M, Liu Z, Wei W, Mester JL, Keri RA, Zhang B, Eng C
  Title
Germline Heterozygous Variants in SEC23B Are Associated with Cowden Syndrome and Enriched in Apparently Sporadic Thyroid Cancer.
  Journal
Am J Hum Genet 97:661-76 (2015)
DOI:10.1016/j.ajhg.2015.10.001
LinkDB

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KEGG   DISEASE: Proteus syndrome
Entry
H02119                      Disease                                
Name
Proteus syndrome
Description
Proteus syndrome (PS) is a generally severe but highly variable disorder caused by an activating AKT1 mutation. The diagnosis of PS requires fulfillment of three general criteria: sporadic occurrence, mosaic distribution of lesions, and a progressive course in addition to various specific criteria. These specific manifestations include, but are not limited to, cerebriform connective tissue nevus, linear epidermal nevus, asymmetric, disproportionate overgrowth, dysregulated adipose tissue, vascular malformations, and lung cysts.
Category
Congenital malformation
Brite
Human diseases in ICD-11 classification [BR:br08403]
 20 Developmental anomalies
  Multiple developmental anomalies or syndromes
   LD2C  Overgrowth syndromes
    H02119  Proteus syndrome
Pathway-based classification of diseases [BR:br08402]
 Signal transduction
  nt06530  PI3K signaling
   H02119  Proteus syndrome
Pathway
hsa04151  PI3K-Akt signaling pathway
Network
nt06530 PI3K signaling
Gene
AKT1 [HSA:207] [KO:K04456]
Comment
See also H00539 and H01222.
Other DBs
ICD-11: LD2C
MeSH: D016715
OMIM: 176920
Reference
PMID:6873112
  Authors
Wiedemann HR, Burgio GR, Aldenhoff P, Kunze J, Kaufmann HJ, Schirg E
  Title
The proteus syndrome. Partial gigantism of the hands and/or feet, nevi, hemihypertrophy, subcutaneous tumors, macrocephaly or other skull anomalies and possible accelerated growth and visceral affections.
  Journal
Eur J Pediatr 140:5-12 (1983)
DOI:10.1007/BF00661895
Reference
  Authors
Akgumus G, Chang F, Li MM
  Title
Overgrowth Syndromes Caused by Somatic Variants in the Phosphatidylinositol 3-Kinase/AKT/Mammalian Target of Rapamycin Pathway.
  Journal
J Mol Diagn 19:487-497 (2017)
DOI:10.1016/j.jmoldx.2017.04.001
Reference
  Authors
Turner JT, Cohen MM Jr, Biesecker LG
  Title
Reassessment of the Proteus syndrome literature: application of diagnostic criteria to published cases.
  Journal
Am J Med Genet A 130A:111-22 (2004)
DOI:10.1002/ajmg.a.30327
Reference
  Authors
Cohen MM Jr
  Title
Proteus syndrome review: molecular, clinical, and pathologic features.
  Journal
Clin Genet 85:111-9 (2014)
DOI:10.1111/cge.12266
Reference
  Authors
Lindhurst MJ, Sapp JC, Teer JK, Johnston JJ, Finn EM, Peters K, Turner J, Cannons JL, Bick D, Blakemore L, Blumhorst C, Brockmann K, Calder P, Cherman N, Deardorff MA, Everman DB, Golas G, Greenstein RM, Kato BM, Keppler-Noreuil KM, Kuznetsov SA, Miyamoto RT, Newman K, Ng D, O'Brien K, Rothenberg S, Schwartzentruber DJ, Singhal V, Tirabosco R, Upton J, Wientroub S, Zackai EH, Hoag K, Whitewood-Neal T, Robey PG, Schwartzberg PL, Darling TN, Tosi LL, Mullikin JC, Biesecker LG
  Title
A mosaic activating mutation in AKT1 associated with the Proteus syndrome.
  Journal
N Engl J Med 365:611-9 (2011)
DOI:10.1056/NEJMoa1104017
LinkDB

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