Amino acid transport disorder

Amino acid transport disorder
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Varies depending on the specific disorder, may include developmental delay, seizures, and metabolic acidosis
Complications
Onset
Duration
Types	Cystinuria, Hartnup disease, Lysinuric protein intolerance
Causes	Genetic mutations affecting amino acid transporters
Risks
Diagnosis	Genetic testing, urine amino acid analysis
Differential diagnosis
Prevention
Treatment	Dietary management, supplementation
Medication
Prognosis	Varies depending on the specific disorder
Frequency	Rare
Deaths	N/A

Amino Acid Transport Disorders are a group of rare metabolic disorders that interfere with the body's ability to transport amino acids from the digestive tract to the cells where they are needed. These disorders can lead to a variety of health problems, including growth retardation, mental retardation, and organ damage.

Overview

Amino acids are the building blocks of proteins, and are essential for a variety of bodily functions. They are absorbed from the food we eat and transported to cells throughout the body, where they are used to build new proteins, repair tissues, and perform other vital tasks. In individuals with an amino acid transport disorder, this process is disrupted, leading to a variety of health problems.

Types of Amino Acid Transport Disorders

There are several types of amino acid transport disorders, each affecting the transport of different amino acids. These include:

• Cystinuria: This disorder affects the transport of the amino acid cystine, leading to the formation of kidney stones.
• Hartnup disease: This disorder affects the transport of several amino acids, leading to skin and neurological problems.
• Lysinuric protein intolerance: This disorder affects the transport of certain amino acids, leading to growth retardation and other problems.

Symptoms

The symptoms of amino acid transport disorders vary depending on the specific disorder and the amino acids affected. However, common symptoms can include:

• Growth retardation
• Mental retardation
• Organ damage
• Skin problems
• Neurological problems

Diagnosis

Diagnosis of amino acid transport disorders typically involves a combination of genetic testing, biochemical testing, and clinical evaluation.

Treatment

Treatment for amino acid transport disorders typically involves dietary management to limit the intake of the affected amino acids, and medication to manage symptoms. In some cases, gene therapy may be a potential treatment option.

See Also

• Metabolic disorders
• Genetic disorders
• Amino acids
• Proteins