eMedicine Specialties > Pediatrics: Cardiac Disease and Critical Care Medicine > Cardiology
Velocardiofacial Syndrome: Differential Diagnoses & Workup
Updated: Feb 4, 2009
- Overview
- Differential Diagnoses & Workup
- Treatment & Medication
- Follow-up
- Multimedia
Differential Diagnoses
Interrupted Aortic Arch
Tetralogy of Fallot With Absent Pulmonary
Valve
Tetralogy of Fallot With Absent Pulmonary
Valve
Tetralogy of Fallot With Pulmonary
Atresia
Transposition of the Great Arteries
Truncus Arteriosus
Other Problems to Be Considered
DiGeorge sequenceExpressive speech delay
Isolated cleft palate
Isolated congenital heart disease
Robin sequence
Workup
Laboratory Studies
The following studies are indicated in velocardiofacial syndrome (VCFS):
- Use high-resolution (650 band level and above) chromosome analysis to look for a chromosome region 22q11 deletion.
- Fluorescence in situ hybridization (FISH) for a chromosome region 22q11 deletion must be performed to rule out a submicroscopic deletion (see Media file 1). In addition, both parents of a proband should undergo chromosome analysis and 22q11 FISH testing to determine if either is a carrier (frequency is 10%). This allows for accurate recurrence risk estimates.
- Check serum calcium in diagnosed newborns and in any patients with suspected velocardiofacial syndrome at any age who have seizures.
- Perform immune studies (T-cell marker studies) as directed by a pediatric immunologist on all infants with this diagnosis and in older individuals who have a history of frequent infections.
Imaging Studies
- Chest radiography can reveal evidence of a heart defect.
- Echocardiography is needed to rule out a heart defect, even in the absence of a heart murmur.
- Renal ultrasonography is used to look for a structural anomaly.
- Brain MRI is used if a severe delay is present. Numerous brain malformations have been observed in these patients, such as pachygyria or polymicrogyria, agenesis of the corpus callosum, myelomeningocele, and mild cerebellar hypoplasia or mega cisterna magna (the latter 2 are the most common).11 Interestingly, young patients with velocardiofacial syndrome have significant differences in white matter microstructure and volume, and some of these defects seem to be associated with schizotypal behavior.12
Other Tests
- ECG can help determine the presence of a heart defect.
- To detect hearing loss, conduct audiology testing at the time of diagnosis and at least annually thereafter.
Procedures
- Cardiac catheterization is not necessary for most patients with velocardiofacial syndrome but might be indicated to evaluate and treat specific cardiac lesions.
More on Velocardiofacial Syndrome |
| Overview: Velocardiofacial Syndrome |
Differential Diagnoses & Workup: Velocardiofacial Syndrome |
| Treatment & Medication: Velocardiofacial Syndrome |
| Follow-up: Velocardiofacial Syndrome |
| Multimedia: Velocardiofacial Syndrome |
| References |
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References
Shprintzen RJ, Goldberg RB, Lewin ML, et al. A new syndrome involving cleft palate, cardiac anomalies, typical facies, and learning disabilities: velo-cardio-facial syndrome. Cleft Palate J. Jan 1978;15(1):56-62. [Medline].
Ryan AK, Goodship JA, Wilson DI, et al. Spectrum of clinical features associated with interstitial chromosome 22q11 deletions: a European collaborative study. J Med Genet. Oct 1997;34(10):798-804. [Medline].
Goldmuntz E, Clark BJ, Mitchell LE, et al. Frequency of 22q11 deletions in patients with conotruncal defects. J Am Coll Cardiol. Aug 1998;32(2):492-8. [Medline].
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Digilio MC, Angioni A, De Santis M, et al. Spectrum of clinical variability in familial deletion 22q11.2: from full manifestation to extremely mild clinical anomalies. Clin Genet. Apr 2003;63(4):308-13. [Medline].
Driscoll DA, Spinner NB, Budarf ML, et al. Deletions and microdeletions of 22q11.2 in velo-cardio-facial syndrome. Am J Med Genet. Sep 15 1992;44(2):261-8. [Medline].
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Goldberg R, Motzkin B, Marion R, et al. Velo-cardio-facial syndrome: a review of 120 patients. Am J Med Genet. Feb 1 1993;45(3):313-9. [Medline].
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Further Reading
Keywords
velocardiofacial syndrome, VCFS, DiGeorge sequence, Shprintzen syndrome, Shprintzen's syndrome, 22q11.2 deletion, cardiac defects, hypernasal speech, hypotonia, interrupted aortic arch, truncus arteriosus, tetralogy of Fallot, pulmonary atresia, ventricular septal defect, VSD, absent pulmonary valve syndrome, aortic stenosis, learning disabilities, developmental delay, posterior embryotoxon, bilateral cataracts, tortuous retinal vessels, small optic disks, Pierre Robin syndrome, CHARGE syndrome, lymphoproliferative disorders, cleft palate, velopharyngeal incompetence, congestive heart failure, hypotonia, recurrent otitis media, attention deficit hyperactivity disorder, ADHD, obsessive-compulsive disorder, schizophrenia, heart murmur, cryptorchidism, hypospadias
Differential Diagnoses & Workup: Velocardiofacial Syndrome