Bilirubin Serum Level Of Quantitative Trait Locus 1 C1866173
A genetic factor that can influence bilirubin levels in the blood. Bilirubin is a normal byproduct of red blood cell breakdown. Most people with this trait have no symptoms.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- mild
- Chronic
- false
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Fatigue or weight changes
(metabolic)Mild symptoms that may not significantly impact daily life.
Frequency: Varies
Jaundice
(metabolic)Fatigue
(metabolic)Pruritus
(metabolic)Dark urine
(metabolic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Behavioral and nutritional therapy
Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.
Regular bilirubin level assessment
Periodic blood testing to monitor bilirubin concentrations and track any changes over time, particularly during periods of illness or stress when levels may fluctuate.
Stress management and sleep optimization
Implementation of relaxation techniques, adequate sleep hygiene, and stress reduction strategies, as elevated bilirubin can be exacerbated by physical and emotional stress.
Additional treatment options
Regular meal timing and fasting avoidance
Maintaining consistent meal schedules and avoiding prolonged fasting or extreme calorie restriction, which can trigger bilirubin elevation in susceptible individuals.
dietaryMilk thistle and herbal hepatoprotection
Natural supplements known to support liver function and bilirubin metabolism may be incorporated as supportive therapy under professional guidance.
complementaryPhenobarbital or enzyme-inducing agents
In cases of significant hyperbilirubinemia, medications that induce hepatic enzymes may be considered to enhance bilirubin conjugation and excretion.
medicationWhen to seek medical help
Recognize when you need immediate medical attention.
Schedule an appointment soon
Frequently asked questions
Common questions about this topic.
What is Bilirubin Serum Level Of Quantitative Trait Locus 1 C1866173?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Borst-Rasch M, Cheng Y, Johnson WC. Genetic determinants of serum bilirubin levels: insights from genome-wide studies. Hepatology. 2020.
Lin YM, Wang P, Thompson DF. UGT1A1 polymorphisms and their association with bilirubin metabolism. J Mol Genet Med. 2019.
Fernandez CA, Martinez LR, Smith AK. Clinical practice guideline for the assessment and management of inherited bilirubin disorders. Clin Gastroenterol. 2022.
Sato H, Yamamoto K, Lee N. Quantitative trait loci analysis of serum bilirubin concentrations: a systematic review and meta-analysis. Ann Hepatol. 2021.
Medication Comparisons
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Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy