Demographic Data |
Relation to Proband |
proband |
Age at Sampling |
42 YR |
Sex |
Male |
|
Data Elements |
Clinical Element Type: Marfan's Syndrome |
(Baseline) |
Inheritance |
Family history of Marfan Syndrome |
Yes No Unknown |
Growth |
Disproportionate tall stature |
Yes No Unknown |
Puberty-associated peak in growth velocity |
Yes No Unknown |
Head and Neck |
Dolichocephaly |
Yes No Unknown |
Long, narrow face |
Yes No Unknown |
Malar hypoplasia |
Yes No Unknown |
Micrognathia |
Yes No Unknown |
Retrognathia |
Yes No Unknown |
Enophthalmos |
Yes No Unknown |
Ectopia lentis |
Yes No Unknown |
If yes, type: |
Bilateral |
Myopia |
Yes No Unknown |
Increased axial globe length |
Yes No Unknown |
Corneal flatness |
Yes No Unknown |
Retinal detachment |
Yes No Unknown |
Iris hypoplasia |
Yes No Unknown |
Early glaucoma |
Yes No Unknown |
Early cataracts |
Yes No Unknown |
Down-slanting palpebral fissures |
Yes No Unknown |
High-arched palate |
Yes No Unknown |
Narrow palate |
Yes No Unknown |
Dental Crowding (malocclusion) |
Yes No Unknown |
Cardiovascular |
Aortic regurgitation |
Yes No Unknown |
Mitral regurgitation |
Yes No Unknown |
Mitral valve prolapse |
Yes No Unknown |
Congestive heart failure |
Yes No Unknown |
Tricuspid valve prolapse |
Yes No Unknown |
Premature calcification of mitral annulus |
Yes No Unknown |
Aortic root dilatation (ascending aorta) |
Yes No Unknown |
Aortic dissection (ascending aorta) |
Yes No Unknown |
Ascending aortic aneurysm |
Yes No Unknown |
Dilatation or dissection of the descending or abdominal aorta before age 50 |
Yes No Unknown |
Pulmonary artery dilatation |
Yes No Unknown |
Aortic root replacement |
Yes No Unknown |
If yes, give age at time of replacement (yrs) |
37 |
Atrial septal defect |
Yes No Unknown |
Respiratory |
Emphysema in most severe presentation |
Yes No Unknown |
Pneumothorax |
Yes No Unknown |
Pulmonary blebs |
Yes No Unknown |
Chest |
Pectus excavatum |
Yes No Unknown |
Pectus carinatum |
Yes No Unknown |
If yes, type: |
Surgically Corrected |
Thoracic asymmetry |
Yes No Unknown |
Abdomen |
Hernia |
Yes No Unknown |
If yes, give type(s): |
Bilateral |
Skeletal |
Premature arthritis |
Yes No Unknown |
Scoliosis |
Yes No Unknown |
Kyphoscoliosis |
Yes No Unknown |
Thoracic lordosis |
Yes No Unknown |
Spondylolisthesis |
Yes No Unknown |
Lumbosacral dural ectasia |
Yes No Unknown |
Protrusio acetabulae |
Yes No Unknown |
Long bone overgrowth (dolichostenomelia) |
Yes No Unknown |
Joint laxity (hypermobility) |
Yes No Unknown |
If yes, list affected joints |
SMALL AND LARGE JOINTS |
Limited elbow extension |
Yes No Unknown |
Joint contractures |
Yes No Unknown |
Genu recurvatum |
Yes No Unknown |
Arachnodactyly |
Yes No Unknown |
Pes planus |
Yes No Unknown |
Long, narrow feet |
Yes No Unknown |
Pes cavus |
Yes No Unknown |
Hammer toes |
Yes No Unknown |
Medial rotation of the medial malleolus |
Yes No Unknown |
Muscle |
Decreased muscle mass |
Yes No Unknown |
Skin, Nails, Hair |
Striae distensae |
Yes No Unknown |
Decreased subcutaneous fat |
Yes No Unknown |
Central Nervous System |
Dural ectasia |
Yes No Unknown |
major CNS involvement |
Yes No Unknown |
Laboratory Abnormalities |
Decreased fibrillin-1 immunostaining in the dermis |
Yes No Unknown |
Molecular Basis |
Mutation in FBN1 gene |
Yes No Unknown |
Remarks |
Clinically affected; dolichostenomelia; severe pectus carinatum requiring surgery; high narrow palate; dental crowding; contractures, including hammertoes; hypermobile small joints; hypermobile large joints; arachnodactyly; myopia; bilateral ectopia lentis; ascending aortic aneurysm; aortic dissection; aortic root replacement at age 37 years; mitral valve prolapse; bilateral hernia; striae; donor subject has a 1 bp insertion at nucleotide 6185 in exon 50 of the FBN1 gene (6185insA) resulting in a premature stop at codon 2062 [Tyr2062Ter (Y2062X)] |