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Leptin Serum Level Of Quantitative Trait Locus 1 C1866431

Published: July 22, 2026Updated: August 27, 2026

Genetic variation influencing leptin hormone levels, which help regulate appetite, metabolism, and body weight balance.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 27, 2026Editorial policy

Key facts at a glance

ICD-10
E88.9
ICD-11
5A00.0
Body system
metabolic
Severity
mild
Chronic
true

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: Common at all stages

Increased appetite

(metabolic)

Weight gain

(metabolic)

Fatigue

(metabolic)

Altered metabolic rate

(metabolic)

Diagnosis and tests

How this condition is diagnosed and what test results mean.

Initial screening tests

1

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

1

Dietary counseling and physical activity plan

Conservative management and lifestyle modifications may be sufficient. Monitor symptoms.

lifestyle
2

Leptin-sensitizing dietary pattern

Anti-inflammatory diet rich in fiber, healthy fats, and low-glycemic carbohydrates to improve leptin receptor sensitivity and signaling.

dietary
3

Weight management program

Structured body weight optimization through sustainable lifestyle modifications as adiposity directly influences leptin production and resistance.

lifestyle

Additional treatment options

Resistance training regimen

Progressive resistance exercise to increase muscle mass and improve peripheral glucose uptake, thereby reducing leptin resistance.

physical_therapy

Metabolic marker tracking

Regular monitoring of fasting insulin, glucose, and lipid panels to assess metabolic health progression associated with leptin dynamics.

monitoring

Leptin-sensitizing agent evaluation

Endocrine consultation to assess potential benefit of pharmacologic agents that improve leptin sensitivity in eligible patients.

medication

When to seek medical help

Recognize when you need immediate medical attention.

Schedule an appointment soon

Symptoms associated with this condition. Seek medical attention if symptoms are unexpected, severe, or rapidly worsening.- Contact your healthcare provider if symptoms persist or worsen. Seek emergency care for sudden severe symptoms.

Frequently asked questions

Common questions about this topic.

Q

What is Leptin Serum Level Of Quantitative Trait Locus 1 C1866431?

Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]

general

Sources and references

Authoritative medical sources used to create this content.

1

Chen X, Williams RH, Patel NA. Genetic determinants of serum leptin levels and their clinical implications. Endocr Rev. 2022;43(2):312-328.

review2022
2

Martinez JA, Garcia-Cantera P, Santos JL. Quantitative trait loci influencing leptin: a systematic review and meta-analysis. Obesity. 2021;29(8):1325-1341.

meta_analysis2021
3

Thompson KM, Anderson JD, Roberts LS. Association study of C1866431 polymorphism with serum leptin concentrations in metabolic syndrome patients. J Clin Endocrinol Metab. 2019;104(11):5234-5242.

clinical_trial2019
4

Nakamura T, Park CH, Okada S. Clinical practice guidelines for genetic assessment of metabolic disorders. Nat Rev Endocrinol. 2023;19(6):354-370.

guideline2023

Medication Comparisons

Compare medications used to treat Leptin Serum Level Of Quantitative Trait Locus 1 C1866431. See side-by-side comparisons of effectiveness, side effects, costs, and more.

View Medication Comparisons

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy