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Diseases » Phenylketonuria » Introduction
 

Phenylketonuria

Phenylketonuria: Introduction

Phenylketonuria: Phenylketonuria (PKU) is an inherited error of metabolism caused by a deficiency in the enzyme phenylalanine hydroxylase. (Source: Genes and Disease by the National Center for Biotechnology) ... more about Phenylketonuria.

Phenylketonuria: A metabolic disorder where there is a deficiency of the enzyme phenylalanine hydroxylase which leads to a harmful buildup of the phenylalanine in the body. Normally the phenylalanine is converted into tyrosine. The severity of the symptoms can range from severe enough to cause mental retardation to mild enough not to require treatment. Severity is determined by the level of impairment of enzyme activity of phenylalanine hydroxylase. More detailed information about the symptoms, causes, and treatments of Phenylketonuria is available below.

Symptoms of Phenylketonuria

See full list of 50 symptoms of Phenylketonuria

Phenylketonuria: Complications

Review possible medical complications related to Phenylketonuria:

  • Mental retardation - if the disease is untreated.
  • Behavioral changes (see Behavioral symptoms)
  • Fetal damage - if the mother has poorly controlled PKU.
  • Birth defects
  • Maternal PKU
  • Mothers with PKU can give birth to children who suffer microcephaly, congenital heart disease, behavioral problems and mental retardation
  • Mothers with PKU may suffer spontaneous abortions
  • more complications...»

Disease Topics Related To Phenylketonuria

Research the causes of these diseases that are similar to, or related to, Phenylketonuria:

Medical Textbooks Online about Phenylketonuria

Medical Books Excerpts
 

Book excerpts: Copyright © 2008 Lippincott Williams & Wilkins. All rights reserved.

Less Common Symptoms of Phenylketonuria

Read more about symptoms of Phenylketonuria

Diagnostic Tests for Phenylketonuria

Read more about tests for Phenylketonuria

Wrongly Diagnosed with Phenylketonuria?

Causes of Phenylketonuria

Read more about causes of Phenylketonuria.

More information about causes of Phenylketonuria:

Treatments for Phenylketonuria

  • Low-phenylalanine diet - a very strict diet to avoid particular substances.
    • Avoid high protein foods
    • Avoid aspartame - an artificial sweetener.
    • Avoid diet sodas - many contain aspartame
  • Strict diet during pregnancy - avoids damage to the fetus.
  • more treatments...»

See full list of 6 treatments for Phenylketonuria

News Archives for Phenylketonuria

Medical news articles related to Phenylketonuria include:

Source: HealthDay News

Videos for Phenylketonuria

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Patient Surveys for Phenylketonuria

Prognosis for Phenylketonuria

Prognosis for Phenylketonuria: With careful dietary supervision, children born with PKU can lead normal lives, and mothers who have the disease can produce healthy children. (Source: Genes and Disease by the National Center for Biotechnology)

More about prognosis of Phenylketonuria

Reseach about Phenylketonuria

Visit our research pages for current research about Phenylketonuria treatments.

Clinical Trials for Phenylketonuria

The US based website ClinicalTrials.gov lists information on both federally and privately supported clinical trials using human volunteers.

Some of the clinical trials listed on ClinicalTrials.gov for Phenylketonuria include:

See full list of 11 Clinical Trials for Phenylketonuria

Statistics for Phenylketonuria

Phenylketonuria: Broader Related Topics

Types of Phenylketonuria

Types of Phenylketonuria

Read more about Types of Phenylketonuria

Stories from Users Related to Phenylketonuria

Related forums and medical stories:

User Interactive Forums

Read about other experiences, ask a question about Phenylketonuria, or answer someone else's question, on our message boards:

Article Excerpts about Phenylketonuria

Phenylketonuria (PKU) is an inherited error of metabolism caused by a deficiency in the enzyme phenylalanine hydroxylase. (Source: Genes and Disease by the National Center for Biotechnology)

Definitions of Phenylketonuria:

A group of autosomal recessive disorders marked by a deficiency of the hepatic enzyme PHENYLALANINE HYDROXYLASE or less frequently by reduced activity of DIHYDROPTERIDINE REDUCTASE (i.e., atypical phenylketonuria). Classical phenylketonuria is caused by a severe deficiency of phenylalanine hydroxylase and presents in infancy with developmental delay; SEIZURES; skin HYPOPIGMENTATION; ECZEMA; and demyelination in the central nervous system. (From Adams et al., Principles of Neurology, 6th ed, p952). - (Source - Diseases Database)

A genetic disorder of metabolism; lack of the enzyme needed to turn phenylalanine into tyrosine results in an accumulation of phenylalanine in the body fluids which causes various degrees of mental deficiency - (Source - WordNet 2.1)

Ophanet, a consortium of European partners, currently defines a condition rare when it affects 1 person per 2,000. They list Phenylketonuria as a "rare disease".
Source - Orphanet


 » Next page: What is Phenylketonuria?

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