macrocephaly-intellectual disability-neurodevelopmental disorder-small thorax syndrome

ORPHA: 457485

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 macrocephaly-intellectual disability-neurodevelopmental disorder-small thorax syndrome, sourced from HPO and Orphanet clinical annotations.

MacrocephalyIntellectual disabilityMegalencephalySeizureGlobal developmental delaySpecific learning disabilityLarge for gestational ageAbnormal facial shapeFrontal bossingVentriculomegalyAbnormal speech patternGeneralized-onset seizureCurly hairFocal-onset seizureCryptorchidismWide mouthOpen mouthHypertelorismLong philtrumStrabismusAutistic behaviorHyperactivityCafe-au-lait spotHemangiomaHypopigmented skin patchesHypotoniaAbnormal corpus callosum morphologyGait disturbanceProtuberant abdomenDiastasis rectiPes planusAsthmaPolymicrogyriaLactose intoleranceThoracic hypoplasiaProminent foreheadCapillary malformationHypospadiasShort chinDownslanted palpebral fissuresNeonatal hypoglycemiaDecreased circulating IgA concentrationIntestinal polypDepressed nasal bridgeAllergy

Classification & Codes

Orphanet Code

ORPHA:457485
macrocephaly-intellectual disability-neurodevelopmental disorder-small thorax syndrome
OrphanetORPHA:457485
Treatments0 drug(s)
Symptoms on record45 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO