Question 1

What is Catel-Manzke syndrome?

Accepted Answer

Catel-Manzke syndrome is a rare disorder that affects bone development. People with this condition show characteristic changes in the fingers and face. In particular, the syndrome is marked by bilateral hyperphalangy (extra bone segments) and clinodactyly (curved fingers) of the index finger.

In addition to these bone abnormalities, Catel-Manzke syndrome is often associated with the Pierre Robin sequence. This means that affected individuals may have a smaller lower jaw (micrognathia), a cleft palate, and glossoptosis (a tongue that is positioned further back than normal). These features can affect feeding and breathing in infancy. Overall, the condition combines distinct skeletal features with orofacial differences.

Question 2

What are the symptoms of Catel-Manzke syndrome?

Accepted Answer

The common symptoms of Catel-Manzke syndrome include abnormalities of the index finger, such as extra bone segments (hyperphalangy) and a curvature (clinodactyly). There is also the association with the Pierre Robin sequence, which includes a small lower jaw, cleft palate, and issues with tongue positioning (glossoptosis). These signs are the main features seen in affected individuals.

Question 3

What causes Catel-Manzke syndrome?

Accepted Answer

Catel-Manzke syndrome is caused by changes in a gene known as TGDS. This genetic alteration leads to the abnormal bone development seen in the condition. While the precise pattern of inheritance is not fully detailed in the provided information, the link with the TGDS gene suggests that it is a genetic disorder. Associated genes include TGDS.

Question 4

How is Catel-Manzke syndrome inherited?

Accepted Answer

Catel-Manzke syndrome follows an autosomal recessive inheritance pattern. This means a child must inherit a copy of the altered gene from both parents to develop the condition. Parents who each carry one copy typically do not show symptoms.

Question 5

How rare is Catel-Manzke syndrome?

Accepted Answer

Catel-Manzke syndrome is classified as very rare. The estimated prevalence is approximately <1 in 1,000,000. Because rare disease data can be limited, actual numbers may differ from published estimates.

Question 6

How is Catel-Manzke syndrome diagnosed?

Accepted Answer

Information about diagnosis is currently limited for this condition.

Question 7

Are there treatments for Catel-Manzke syndrome?

Accepted Answer

Information about treatment is currently limited for this condition.

Question 8

What complications can arise from Catel-Manzke syndrome?

Accepted Answer

Catel-Manzke syndrome can lead to complications related to the Pierre Robin sequence. This may include difficulties with feeding and breathing in infancy due to a smaller lower jaw and cleft palate. These issues can require special care and monitoring during early development.

Question 9

How does Catel-Manzke syndrome affect daily life for those who have it?

Accepted Answer

Daily life for individuals with Catel-Manzke syndrome may involve managing the physical features associated with the condition, such as curved fingers and extra bone segments. Additionally, if there are feeding or breathing challenges due to the Pierre Robin sequence, families may need to work closely with healthcare providers to ensure proper nutrition and care.

Question 10

What is the life expectancy for someone with Catel-Manzke syndrome?

Accepted Answer

The life expectancy for individuals with Catel-Manzke syndrome is not clearly defined in the available information. However, the presence of complications, such as those from the Pierre Robin sequence, can impact health in infancy. Ongoing medical care and support can help manage these challenges.

Question 11

Are there specific specialists that should be involved in the care of someone with Catel-Manzke syndrome?

Accepted Answer

Yes, individuals with Catel-Manzke syndrome may benefit from a team of specialists. This could include geneticists for understanding the genetic aspects, orthopedic doctors for bone development, and speech or feeding therapists to address any issues related to the Pierre Robin sequence. Coordinated care can help manage the various aspects of the condition.

Organ System	Phenotype Count	Example Features
Bones and joints	4	Joint dislocation, Joint hypermobility, Short femur
Arms and legs	4	Ulnar deviation of the 2nd finger, Clinodactyly of the 5th finger, Hyperphalangy of the 2nd finger
Head and neck	3	Cleft palate, Cleft upper lip, High palate
Brain and nerves	2	Seizure, Global developmental delay
Growth and development	2	Postnatal growth retardation, Intrauterine growth retardation
Heart and blood vessels	1	Ventricular septal defect

Research Type	Count	% of Total
Research summaries	21	30%
Disease patterns and progression	16	23%
Patient case studies	11	16%
Laboratory research	9	13%
Testing and diagnosis research	6	9%
Clinical study results	5	7%
Other research	1	1%
New treatment approaches	1	1%

Kisho

Catel-Manzke syndrome

Overview

Clinical Presentation

Explore clinical features

Genetic Landscape

Diagnosis

Prognosis

Research Landscape

Recent Publications

Medical References

External Resources

OMIM

Orphanet

GARD

Questions for Your Care Team

Questions for Your Care Team

FAQ

Frequently Asked Questions

Catel-Manzke syndrome

Overview

Clinical Presentation

Explore clinical features

Genetic Landscape

Diagnosis

Prognosis

Research Landscape

Recent Publications

Medical References

External Resources

OMIM

Orphanet

GARD

Related Diseases

Questions for Your Care Team

Questions for Your Care Team

FAQ

Frequently Asked Questions

What is Catel-Manzke syndrome?

What are the symptoms of Catel-Manzke syndrome?

What causes Catel-Manzke syndrome?

How is Catel-Manzke syndrome inherited?

How rare is Catel-Manzke syndrome?

How is Catel-Manzke syndrome diagnosed?

Are there treatments for Catel-Manzke syndrome?

What complications can arise from Catel-Manzke syndrome?

How does Catel-Manzke syndrome affect daily life for those who have it?

What is the life expectancy for someone with Catel-Manzke syndrome?

Are there specific specialists that should be involved in the care of someone with Catel-Manzke syndrome?