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Right ventricular outlet tract obstruction

MedGen UID:
11245
Concept ID:
C0035619
Disease or Syndrome
Synonyms: Obstruction, RVOT; Outflow Obstruction, Right Ventricular; Right Ventricular Outflow Obstruction; Right Ventricular Outflow Tract Obstruction; RVOT Obstruction; RVOT Obstructions; Ventricular Outflow Obstruction, Right
SNOMED CT: Right ventricular outflow tract obstruction (253530007); RVOTO - Right ventricular outflow tract obstruction (253530007)
 
HPO: HP:0001705

Definition

An obstruction to the forward flow of blood in the outflow tract of the right ventricle. [from HPO]

Term Hierarchy

CClinical test,  RResearch test,  OOMIM,  GGeneReviews,  VClinVar  
  • CROGVRight ventricular outlet tract obstruction

Conditions with this feature

Autosomal dominant Robinow syndrome 1
MedGen UID:
1641736
Concept ID:
C4551475
Disease or Syndrome
Autosomal dominant Robinow syndrome (ADRS) is characterized by skeletal findings (short stature, mesomelic limb shortening predominantly of the upper limbs, and brachydactyly), genital abnormalities (in males: micropenis / webbed penis, hypoplastic scrotum, cryptorchidism; in females: hypoplastic clitoris and labia majora), dysmorphic facial features (widely spaced and prominent eyes, frontal bossing, anteverted nares, midface retrusion), dental abnormalities (including malocclusion, crowding, hypodontia, late eruption of permanent teeth), bilobed tongue, and occasional prenatal macrocephaly that persists postnatally. Less common findings include renal anomalies, radial head dislocation, vertebral abnormalities such as hemivertebrae and scoliosis, nail dysplasia, cardiac defects, cleft lip/palate, and (rarely) cognitive delay. When present, cardiac defects are a major cause of morbidity and mortality. A variant of Robinow syndrome, associated with osteosclerosis and caused by a heterozygous pathogenic variant in DVL1, is characterized by normal stature, persistent macrocephaly, increased bone mineral density with skull osteosclerosis, and hearing loss, in addition to the typical features described above.
Autosomal recessive Robinow syndrome
MedGen UID:
1770070
Concept ID:
C5399974
Disease or Syndrome
ROR2-related Robinow syndrome is characterized by distinctive craniofacial features, skeletal abnormalities, and other anomalies. Craniofacial features include macrocephaly, broad prominent forehead, low-set ears, ocular hypertelorism, prominent eyes, midface hypoplasia, short upturned nose with depressed nasal bridge and flared nostrils, large and triangular mouth with exposed incisors and upper gums, gum hypertrophy, misaligned teeth, ankyloglossia, and micrognathia. Skeletal abnormalities include short stature, mesomelic or acromesomelic limb shortening, hemivertebrae with fusion of thoracic vertebrae, and brachydactyly. Other common features include micropenis with or without cryptorchidism in males and reduced clitoral size and hypoplasia of the labia majora in females, renal tract abnormalities, and nail hypoplasia or dystrophy. The disorder is recognizable at birth or in early childhood.

Professional guidelines

PubMed

Expert Consensus Panel:, Miller JR, Stephens EH, Goldstone AB, Glatz AC, Kane L, Van Arsdell GS, Stellin G, Barron DJ, d'Udekem Y, Benson L, Quintessenza J, Ohye RG, Talwar S, Fremes SE, Emani SM, Eghtesady P
J Thorac Cardiovasc Surg 2023 Jan;165(1):221-250. Epub 2022 Oct 26 doi: 10.1016/j.jtcvs.2022.07.025. PMID: 36522807
Marelli A, Beauchesne L, Colman J, Ducas R, Grewal J, Keir M, Khairy P, Oechslin E, Therrien J, Vonder Muhll IF, Wald RM, Silversides C, Barron DJ, Benson L, Bernier PL, Horlick E, Ibrahim R, Martucci G, Nair K, Poirier NC, Ross HJ, Baumgartner H, Daniels CJ, Gurvitz M, Roos-Hesselink JW, Kovacs AH, McLeod CJ, Mulder BJ, Warnes CA, Webb GD
Can J Cardiol 2022 Jul;38(7):862-896. Epub 2022 Apr 20 doi: 10.1016/j.cjca.2022.03.021. PMID: 35460862
Santoro F, Mallardi A, Leopizzi A, Vitale E, Stiermaier T, Trambaiolo P, Di Biase M, Eitel I, Brunetti ND
Heart Fail Rev 2022 Mar;27(2):545-558. Epub 2022 Jan 18 doi: 10.1007/s10741-021-10205-7. PMID: 35040000

Recent clinical studies

Etiology

Kostelka M, Walther T, Geerdts I, Rastan A, Jacobs S, Dähnert I, Kiefer H, Bellinghausen W, Mohr FW
Ann Thorac Surg 2004 Dec;78(6):1989-93; discussion 1993. doi: 10.1016/j.athoracsur.2004.05.018. PMID: 15561015

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