Meacham syndrome

Meacham syndrome
Synonyms	Meacham syndrome
Pronounce	N/A
Specialty	N/A
Symptoms	Congenital heart defects, ambiguous genitalia, diaphragmatic hernia
Complications	Respiratory distress, cardiac complications
Onset	Congenital
Duration	Lifelong
Types	N/A
Causes	Genetic mutation
Risks	Family history
Diagnosis	Genetic testing, clinical evaluation
Differential diagnosis	Fraser syndrome, Denys-Drash syndrome
Prevention	N/A
Treatment	Surgical intervention, supportive care
Medication	N/A
Prognosis	Variable, depends on severity of symptoms
Frequency	Rare
Deaths	N/A

Meacham Syndrome is a rare congenital disorder characterized by a combination of pulmonary hypoplasia, congenital diaphragmatic hernia, cardiac malformations, and genitourinary abnormalities. It was first described by Meacham et al. in 1981.

Etiology

The exact cause of Meacham Syndrome is currently unknown. However, it is believed to be a genetic disorder, possibly inherited in an autosomal recessive manner.

Clinical Features

The clinical features of Meacham Syndrome can vary greatly among affected individuals. However, the four primary features are:

• Pulmonary Hypoplasia: This is a condition in which the lungs are underdeveloped. This can lead to respiratory distress and other breathing problems.
• Congenital Diaphragmatic Hernia: This is a condition in which there is a hole in the diaphragm, allowing the abdominal organs to move into the chest cavity. This can further exacerbate the pulmonary hypoplasia.
• Cardiac Malformations: These can include a variety of heart defects, such as ventricular septal defect (VSD), atrial septal defect (ASD), and patent ductus arteriosus (PDA).
• Genitourinary Abnormalities: These can include a variety of abnormalities of the genitalia and urinary system, such as cryptorchidism, hypospadias, and renal agenesis.

Diagnosis

Diagnosis of Meacham Syndrome is typically based on the presence of the characteristic clinical features. Genetic testing may also be performed to confirm the diagnosis and identify the specific genetic mutation.

Treatment

Treatment of Meacham Syndrome is typically supportive and depends on the specific symptoms present. This can include respiratory support for pulmonary hypoplasia, surgical repair of the diaphragmatic hernia, and management of cardiac and genitourinary abnormalities.

Prognosis

The prognosis for individuals with Meacham Syndrome is generally poor, due to the severity of the associated abnormalities. However, with appropriate treatment and management, some individuals may survive into adulthood.

See Also

• Congenital Diaphragmatic Hernia
• Pulmonary Hypoplasia
• Cardiac Malformations
• Genitourinary Abnormalities

NIH genetic and rare disease info

• NIH info on Meacham syndrome

Meacham syndrome is a rare disease.