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Symptoms of Phenylketonuria

Symptoms of Phenylketonuria

The list of signs and symptoms mentioned in various sources for Phenylketonuria includes the 50 symptoms listed below:

Research symptoms & diagnosis of Phenylketonuria:

Phenylketonuria: Symptom Checkers

Review the available symptom checkers for these symptoms of Phenylketonuria:

Phenylketonuria: Symptom Assessment Questionnaires

Review the available Assessment Questionnaires for the symptoms of Phenylketonuria:

Phenylketonuria: Complications

Review medical complications possibly associated with 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...»

Diagnostic Testing

Diagnostic testing of medical conditions related to Phenylketonuria:

Research More About Phenylketonuria

Do I have Phenylketonuria?

Phenylketonuria: Undiagnosed Conditions

Diseases that may be commonly undiagnosed in related medical areas:

Home Diagnostic Testing

Home medical tests related to Phenylketonuria:

Less Common Symptoms of Phenylketonuria:

Ocassionally other symptoms may also present themselves as symptoms of Phenylketonuria. 5 of the more common ones are included in the list below:

Wrongly Diagnosed with Phenylketonuria?

The list of other diseases or medical conditions that may be on the differential diagnosis list of alternative diagnoses for Phenylketonuria includes:

Phenylketonuria: Research Doctors & Specialists

Research all specialists including ratings, affiliations, and sanctions.

More about symptoms of Phenylketonuria:

More information about symptoms of Phenylketonuria and related conditions:

Other Possible Causes of these Symptoms

Click on any of the symptoms below to see a full list of other causes including diseases, medical conditions, toxins, drug interactions, or drug side effect causes of that symptom.

Article Excerpts About Symptoms of Phenylketonuria:

Loss of this enzyme results in mental retardation, organ damage, unusual posture and can, in cases of maternal PKU, severely compromise pregnancy. (Source: Genes and Disease by the National Center for Biotechnology)

Phenylketonuria as a Cause of Symptoms or Medical Conditions

When considering symptoms of Phenylketonuria, it is also important to consider Phenylketonuria as a possible cause of other medical conditions. The Disease Database lists the following medical conditions that Phenylketonuria may cause:

- (Source - Diseases Database)

Phenylketonuria: Onset and Incubation

Onset of Phenylketonuria: usually within months of birth

Medical articles and books on symptoms:

These general reference articles may be of interest in relation to medical signs and symptoms of disease in general:

About signs and symptoms of Phenylketonuria:

The symptom information on this page attempts to provide a list of some possible signs and symptoms of Phenylketonuria. This signs and symptoms information for Phenylketonuria has been gathered from various sources, may not be fully accurate, and may not be the full list of Phenylketonuria signs or Phenylketonuria symptoms. Furthermore, signs and symptoms of Phenylketonuria may vary on an individual basis for each patient. Only your doctor can provide adequate diagnosis of any signs or symptoms and whether they are indeed Phenylketonuria symptoms.


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