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Doctor insights on: How Is Marfan Inherited

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How is achondroplasia inherited?

How is achondroplasia inherited?

Autosomal dominant: Achondroplasia is inherited in autosomal dominant fashion. Increased incidence has been observed in offsprings from fathers of advanced age. ...Read more

Dr. Scott McLean
336 doctors shared insights

Marfan Syndrome (Definition)

An inherited connective tissue disorder where body shape is long thin arms hands and fingers and arm length ...Read more


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How is CF inherited?

How is CF inherited?

From both parents: CF is an autosomal recessive disorder meaning the infant must inherit a mutated or abnormal copy of the CF gene from both the mother and the father. If both parents are carriers of a CF mutation, the odds of the infant having CF are 1 out of 4 or 25% for every pregnancy. ...Read more

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How is tay-sach's inherited?

How is tay-sach's inherited?

Autosomal recessive: Both parents must carry a mutation in the hexosaminidase a gene. They would have a one in four risk in each pregnancy of having an affected baby. ...Read more

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How is hemophilia inherited? 

Hemo."A" is X-linked: Hemophilia "a" is a hereditary bleeding disorder where there is a deficiency in clotting factor viii (factor viii is needed for blood clotting). It is inherited on the x-chromosome (sex-linked). Men only have 1 "x", so if their "x" is mutated, they will have the disease. Women have 2 "x's", so they can have 1 mutated "x" and 1 normal "x", and be a carrier of the disease, with mild or no symptoms. ...Read more

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How is tourette's inherited?

Multifactorial: Although clearly a genetic disorder, the mode of inheritence for tourette's is complex, involving multiple defective genes, and perhaps even an interplay of genetic and environmental factors. There is also clearly a genetic association between the triad of tourette's, ocd, and adhd, and i generally screen patients i diagnose with tourette's for concurrent adhd and/or ocd. ...Read more

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How dangerous is Marfan syndrome?

How dangerous is Marfan syndrome?

Marfan syndrome: affects the body's connective tissue and can cause problems in the eyes, joints, and heart. Marfan syndrome has no cure, but doctors can provide symptomatic management. ...Read more

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How is intelligence inherited?

How is intelligence inherited?

Intelligence, like : Everything else we have, is from genetics + environment. Long ago, i heard the famous geneticist, dave smith, say it was more linked to maternal than paternal iq. Truth is, we get equal #'s of genes from mom & dad. Children of moms who didn't graduate from hs have 7x the risk of the gen'l population for intellectual disability, maybe because moms still impact a child's environment more than dads. ...Read more

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How is alzheimer's inherited?

How is alzheimer's inherited?

Depends: Early onset illness is inherited at a high rate but the more common late onset alzheimers has a number of genes taht increase risk a small amount each. ...Read more

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How is thalassemia inherited?

How is thalassemia inherited?

From Mom and/or Dad: Alpha thalassemia is caused by a mutation in one or more of the 4 genes that code for (holds the dna for) Alpha globulin, which is needed to make hemoglobin for new red blood cells. Beta thalassemia is caused by a mutation in one or both of the 2 beta globulin genes. Mom and/or dad can carry the mutations. A child can inherit a mutation from mom, from dad, or from both mom and dad. ...Read more

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How exactly is patau syndrome inherited?

How exactly is patau syndrome inherited?

It isn't: This syndrome results when an egg with a pair of chromosome 13 (instead of 1) joins with the male's 13 at conception leading to a distortion of the information in each cell of the body.Multiple birth defects are common and these kids do not live very long. It is not inherited on the genes. ...Read more

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How is schizophrenia inherited?

Not sure: While there is a lot of evidence that schizophrenia runs in families, the specific genes have been hard to figure out. It seems that the genetics are complicated because there is also a strong effect from environmental stressors like exposures by fetuses to certain viruses. There is also a newer idea called epigenetics in which the environment affects these genes that are related to schizophrenia. ...Read more

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How is the genetic abnormality patau syndrome inherited?

How is the genetic abnormality patau syndrome inherited?

Non-disjunction.: The majority of cases of the lethal patau or trisomy 13 syndrome are caused by nondisjunction (47, +13) related to advanced maternal age. Robertsonian translocations of either parent can increase the risk for that couple, although most affected embryos die in utero. ...Read more

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How is hartnup disease inherited?

Hartnup disease: It's an autosomal recessive metabolic disorder.

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What gene causes hemophilia a, how is it inherited?

Gene for Factor VIII: Hemophilia a is a hereditary bleeding disorder where there is a deficiency in clotting factor viii (factor viii is needed for blood clotting). It is inherited on the x-chromosome (sex-linked). Men only have 1 "x", so if their "x" is mutated, they will have the disease. Women have 2 "x's", so they can have 1 mutated "x" and 1 normal "x", and be a carrier of the disease, with mild or no symptoms. ...Read more

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How is osteogenesis imperfecta inheritanced?

How is osteogenesis imperfecta inheritanced?

Autosomal dominant: Osteogenesis impecta (OI) is transmitted in autosomal dominant fashion. Rare cases of OI, type II B &and type II C, are transmitted in autosomal recessive inheritance. ...Read more

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How exactly is galactisemia a genetic disorder/mutation?

How exactly is galactisemia a genetic disorder/mutation?

Galactosemia genetic: Galactosemia is a disease that affects how body processes a sugar called galactose which is present e.g. In dairy. It is an autosomal recessive condition which means that each parent is a carrier of a nonfunctional copy of a gene. Because their other copy of that gene is functional they don't have symptoms. If both parents pass on the nonfunctional copy to a child, the child will have galactosemia. ...Read more

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Is marfan's syndrome dominant or is it recessive?

Is marfan's syndrome dominant or is it recessive?

Dominant: Marfan syndrome is inherited in an autosomal dominant fashion. Most people with marfan syndrome have an affected parent. About 25% of people with marfan syndrome appear to have a spontaneous mutation in fbn1. ...Read more

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How common is ehlers-danlos syndrome?

How common is ehlers-danlos syndrome?

1 per 5,000: The combined incidence is estimate at one case per 5, 000 individuals. ...Read more

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What is Marfan syndrome?

What is Marfan syndrome?

Genetic disorder: Of connective tissue that affects many bodily systems.The national marfan foundation has a very nice website that will answer any questions you have about marfan syndrome. Go to www.Marfan.Org. ...Read more

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How common is clubfoot in ehlers-danlos syndrome?

How common is clubfoot in ehlers-danlos syndrome?

Ehlers danlos : It's not as common since ehlers danlos cause loose or laxity in your joints not tightness which occurs with club feet. ...Read more

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