It is characterized by intrauterine growth restriction, psychomotor and mental retardation, characteristic craniofacial findings, congenital heart disease, hypoplastic pelvis, clenched hand and rocker-bottom foot, among others. [ncbi.nlm.nih.gov]

The female infant had a partial trisomy of the long arm of chromosome 18 associated with a partial monosomy of distal 4q. [analesdepediatria.org]