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Chromosome 7q duplication syndrome

Chromosome 7q duplication syndrome: Introduction

Chromosome 7q duplication syndrome: A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material. More detailed information about the symptoms, causes, and treatments of Chromosome 7q duplication syndrome is available below.

Symptoms of Chromosome 7q duplication syndrome

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Chromosome 7q duplication syndrome: Complications

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Causes of Chromosome 7q duplication syndrome

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Disease Topics Related To Chromosome 7q duplication syndrome

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Less Common Symptoms of Chromosome 7q duplication syndrome

Chromosome 7q duplication syndrome: Broader Related Topics

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Definitions of Chromosome 7q duplication syndrome:

Duplication of the long arm of chromosome 7 with multiple abnormalities and delayed mental and physical development. Infants with dup(7)(q31-7qter) have large fontanels, prominent forehead, short downslanting palpebral fissures, long philtrum, thin vermilion border, downcurved upper lip, and micrognathia; those with dup(7)(q32-7qter) also have hypotonia, epicanthal folds, scoliosis, hip dislocation, and strabismus; and patients with inv dup(7)(q21.2-q36) have hydrocephalus, depressed nasal bridge, low-set ears, microretrognathia, and short neck. The phenotype varies with the size of the duplicated segment. Duplication of large segments usually results in early mortality. - (Source - Diseases Database)

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More information about Chromosome 7q duplication syndrome

  1. Chromosome 7q duplication syndrome: Introduction
  2. Symptoms
  3. Causes
  4. Treatments
  5. Complications
 

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