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Chromosomal Microarray in Children Born Small for Gestational Age – Single Center Experience Cover

Chromosomal Microarray in Children Born Small for Gestational Age – Single Center Experience

Open Access
|Mar 2025

Figures & Tables

Description of the genomic imbalances classified as pathogenic/likely pathogenic

CaseGenderAgeGWBirth weight (g)Region involvedBoundariesSize (kb)MD syndromes, OMIM #Additional phenotype
1f21≥372500Iq21.1-q21.2chr 1:(146564743-147786706)xl1200lq21.1 microdeletion syndrome, #612474failure to thrive, microcephaly, DD
2m193820802p25.3chr2:(1842071-2246200)x3404 Microcephaly, DD
3f13818603q22.l-q29chr3:(133562250-197840339)x364280 congenital heart anomaly, cleft palate
4m1≥37 7p15.3-p14.3chr7:(20993642-30739239)xl9750 severe FGR, renal hypoplasia, ASD, shortened long bones, facial dysmorphism
5m32≥3723507qll.23chr7:(72726578-74139390)xl1412Williams, #194050DD, facial dysmorphism
6m29≥3723607qll.23chr7:(72726578-74139390)xl1412Williams, #194050DD, gastroesophageal reflux disease, pulmonary artery stenosis
7f2≥37 7qll.23chr7:(72726578-74139390)xl1412Williams, #194050pulmonary artery stenosis
8m243827007qll.23 22qll.21chr7:(72726578-74139390)x3 chr22:(18919942-21440514)xl1412 25207qll.23 microduplication, #609757 DiGeorge, #188400DD, palatoschisis, hydronephrosis
9m13922307q35-q36.3 16q24.1-q24.3chr7:(143425418-158909738)xl chr16:(86743412-90 111263)x315480 3370 Microcephaly, hypotropia, facial dysmorphism
10m1≥37 9p24.3-p22.3 19q13,33-q13.43chr9:(271257-14956477)xl chr19:(50380618-59092570)x314685 8710 facial dysmorphism, shortened long bones,cryptorchidisam cryptorchidism hypospadias
11f2931/32115015q26.2-q26.3chr15:(94447479-l02383473)xl7940Drayer sy, #612626DD,ASD, VSD, VUR, short stature
12m1≥37185016p13.11chr16:(14910205-16525348)xl160016p13.11 microdeletion syndromeHypotrophy, hypotonia, facial dysmorphism
13f121≥37265015qll.2 - q13.1chr15:(22765628-29085896)xl6300Prader-Willi, #176270DD/ID, obesity, brachydactyly
14f139202017p13.3-p13.2chr17:(51885-3882 130)xl3830Miller-Dieker, #247200VSD, aberrant brain MRI findings
15m1138208017q21.31chr17:(43717703-44159862)xl442Koolen de Vries, #610443DD, neonatal hypothroidism microcephaly, colon perforation
16f132≥37 19p13.2-p13.12chr19:(12474346-14485846)x32010 microcephaly, ASD, short stature, learning difficulties

Overview of the phenotypic characteristics of the patient group_

FeaturePatients n=49, n (%)
male/female27 (55.1)/22 (44.9)
DD/ID46 (93.9)
facial dysmorphism40 (81.6)
microcephaly14 (28.6)
cardiac anomalies13 (26.5)
skeletal malformations11 (22.4)
urogenital tract anomalies8 (16.3)

Differences in phenotypic characteristics between patients with pathogenic CNVs and those with normal molecular karyotype

FeaturesPathogenic CNVs n=16Normal molecular karyotype n=33p-value
Facial dysmorphism15 (93.7)25 (75.7)0.238
Microcephaly7 (37.5)7 (18.2)0.176
Cardiac anomalies6 (37.5)7 (21.2)0.304
Skeletal malformations2 (12.5)9 (27.3)0.300
Urogenital tract anomalies4 (25.0)4 (12.1)0.132
Language: English
Page range: 13 - 21
Published on: Mar 6, 2025
Published by: Macedonian Academy of Sciences and Arts
In partnership with: Paradigm Publishing Services
Publication frequency: 2 times per year

© 2025 D Perović, P Barzegar, T Damnjanović, B Jekić, M Grk, M Dušanović Pjević, D Cvetković, A Đuranović Uklein, N Stojanovski, M Rašić, I Novaković, B Elhayani, N Maksimović, published by Macedonian Academy of Sciences and Arts
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.