Coffin-Siris syndrome 6

ORPHA: 1465

Overview

human 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 Coffin-Siris syndrome 6, sourced from HPO and Orphanet clinical annotations.

Joint hypermobilityProminent eyelashesFeeding difficultiesCryptorchidismAbnormality of the genitourinary systemThin upper lip vermilionBroad philtrumLow anterior hairlineHearing impairmentBroad nasal tipAnteverted naresStrabismusVisual impairmentPtosisDelayed eruption of teethAtypical behaviorHirsutismSeizureGrowth delayAbnormal heart morphologyAbnormal facial shapeSparse scalp hairModerate intellectual disabilityScoliosisRecurrent infectionsDelayed skeletal maturationRecurrent upper respiratory tract infectionsShort noseDepressed nasal bridgeHypoplastic fifth fingernailPostnatal growth retardationFloppy infantShort 5th fingerThick nasal alaeSevere intellectual disabilityHypoplastic fifth toenailAspiration pneumoniaWide nasal baseClinodactylyHypospadiasHorseshoe kidneyMyopiaAggressive behaviorAutistic behaviorHyperactivityAgenesis of corpus callosumDandy-Walker malformationAbsent speechVentricular septal defectAtrial septal defectTetralogy of FallotPatent ductus arteriosusSimplified gyral patternOral aversionHerniaMicrocephalyIntrauterine growth retardationHepatoblastomaPapillary thyroid carcinomaWide mouthThick lower lip vermilionCoarse facial featuresThick eyebrowHypertrichosisSmall nail

Classification & Codes

Orphanet Code

ORPHA:1465
Coffin-Siris syndrome 6
OrphanetORPHA:1465
Treatments0 drug(s)
Symptoms on record65 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO