Cornelia de Lange syndrome

MeSH: D003635ORPHA: 199

Overview

genetic disease

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 Cornelia de Lange syndrome, sourced from HPO and Orphanet clinical annotations.

High palateThin vermilion borderBrachycephalyMicrocephalyLow anterior hairlineLong philtrumMicrognathiaAtresia of the external auditory canalAnteverted naresShort neckLong eyelashesThick eyebrowSynophrysDelayed eruption of teethWidely spaced teethIntellectual disabilityHypertoniaToe syndactylyShort footGastroesophageal refluxLow posterior hairlineGeneralized hirsutismHighly arched eyebrowDownturned corners of mouthDelayed skeletal maturationMicromeliaShort noseShort statureDepressed nasal bridgeCurly eyelashesProximal placement of thumbShort 1st metacarpalAbnormally low-pitched voiceSevere intellectual disabilitySmall handMulticystic kidney dysplasiaCryptorchidismHypospadiasHypoplastic labia majoraVesicoureteral refluxConductive hearing impairmentSensorineural hearing impairmentMicrocorneaBlepharitisPtosisMyopiaPhthisis bulbiCompulsive behaviorsAnxietyCutis marmorataJoint stiffnessFailure to thriveIntrauterine growth retardationPremature birthAbnormal speech patternSleep disturbanceHypoplastic nipplesRadioulnar synostosisElbow dislocationClinodactyly of the 5th fingerAttention deficit hyperactivity disorderBilateral single transverse palmar creasesHypoplasia of penisSevere postnatal growth retardationFeeding difficulties in infancyRenal insufficiencyAbnormality of the uterusCleft palateMacrotiaChoanal atresiaStrabismusGlaucomaCataractNystagmusAutismPectus excavatumCongenital diaphragmatic herniaPrimary amenorrheaDelayed pubertySeizureHypotoniaHip dysplasiaPrenatal movement abnormalityVentricular septal defectAtrial septal defectTalipesTruncal obesityPyloric stenosisVentriculomegalyCerebral cortical atrophyIntestinal malrotationVolvulusHip dislocationAplasia/Hypoplasia of the cerebellumPeripheral neuropathyIncreased nuchal translucencyOligodactylyAbnormal cardiovascular system morphologyAbnormal morphology of ulnaPosteriorly rotated ears

Classification & Codes

MeSH Code

D003635

Orphanet Code

ORPHA:199
Cornelia de Lange syndrome
MeSHD003635
OrphanetORPHA:199
Treatments0 drug(s)
Symptoms on record100 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO
Cornelia de Lange syndrome | OrphanDrug