Skip to content
knowrare
HealthSignal
Your condition community

Living with Transient tyrosinemia of the newborn

A short-term difference in how newborns process an amino acid, found on newborn screening, often in premature babies.

Understanding Transient tyrosinemia of the newborn

Transient tyrosinemia of the newborn is a rare, short-term condition in which a newborn has high levels of the amino acid tyrosine in the blood.

Related blood and urine findings usually go away after 2 months of age. It causes no symptoms and is found by newborn screening. It is often seen in premature babies.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet.

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include genetic specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

Care & treatment

Care team
Genetic specialists (geneticists)
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with flok
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
What did my baby's newborn screening results show?
When should my baby's levels be checked again?
Does prematurity play a role in this result?

Quick facts

Symptoms usually startNewborn

GARD says changes in genes (variants) cause this condition, but it doesn't name a specific gene. It describes a temporary difference in how the body handles tyrosine.

GeneticInherited Metabolic

Also known as: neonatal tyrosinemia; transient neonatal hypertyrosinemia; transient neonatal tyrosinemia; transient tyrosinemia of the neonate; transitory neonatal tyrosinemia

Patient organizations

  • flokTransient tyrosinemia of the newborn · United States
Source: NIH GARD · Transient tyrosinemia of the newbornGARD ID 5388 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Transient tyrosinemia of the newborn.

Explore the Transient tyrosinemia of the newborn blog

Explore research for Transient tyrosinemia of the newborn

Explore actively recruiting Transient tyrosinemia of the newborn studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Transient tyrosinemia of the newborn with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

Powered by HealthSpark, our AI chat helper

I can help you find recruiting Transient tyrosinemia of the newborn studies. Enter a ZIP code, address or city below and I'll look within 50 miles.

Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

Get Signals for Transient tyrosinemia of the newborn

Stay in the loop with community stories and updates from medical researchers.

HealthStoryfor Transient tyrosinemia of the newborn

Create a living journal that talks back

HealthStory evolves private journaling with a living AI journal that talks back and asks thoughtful questions, helping you capture your Transient tyrosinemia of the newborn experiences more deeply and prepare for better conversations with your doctors and care team.

Start your journal

Your journal is private. Sharing your story publicly is a separate choice, made with Share your story above.