obesity due to congenital leptin deficiency

ORPHA: 66628

Overview

Congenital leptin deficiency is a form of monogenic obesity characterised by severe early-onset obesity and marked hyperphagia

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with obesity due to congenital leptin deficiency, sourced from HPO and Orphanet clinical annotations.

Decreased CD4+ T cell proportionObesityDecreased serum leptinGynecomastiaPrimary amenorrheaHypergonadotropic hypogonadismHyperinsulinemiaPolyphagiaDecreased T cell activationAbsence of secondary sex characteristicsDecreased serum estradiolHypoplasia of the ovaryDecreased testicular sizeDecreased serum testosterone concentrationInsulin-resistant diabetes mellitusHypertriglyceridemiaRecurrent upper respiratory tract infectionsOrthostatic hypotension due to autonomic dysfunctionAccelerated skeletal maturationPituitary hypothyroidism

Classification & Codes

Orphanet Code

ORPHA:66628
obesity due to congenital leptin deficiency
OrphanetORPHA:66628
Treatments0 drug(s)
Symptoms on record20 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO
obesity due to congenital leptin deficiency | OrphanDrug