From: Prenatal diagnosis of a maternal 7.22-Mb deletion at chromosome 4q32.2q32.3 by SNP array
Author | Age/Sex | Deletion regions, start-end | Deletion size (Mb) | Clinical features |
---|---|---|---|---|
Sarda P et al.,1992 [17] | 18 Month/F | del(4)(q3l .22q34.2) | – | A cardiac defect, duplication of left kidney, skeletal abnormal, postnatal growth failure. |
Aladhami S M S et al.,2000 [18] | 12 Year/M 29 Year/F | del(4)(q32q33) | – | A 12-year-old boy showed mild dysmorphic features, late presentation of learning difficulties and behaviour problems, obesity, breast hypertrophy and bilateral slip-ped capital femoral epiphysis. His mother also has mild dysmorphic features, obesity, and a similar history of late presentation of learning difficulties and behaviour problems. |
Keeling S L et al., 2001 [19] | An infant | del(4)(q32q34) | – | Mild developmental delay; a left ulnar ray defect with absent ulna and associated metacarpals, carpals and phalanges; and a right ulnar nerve hypoplasia. |
Ramanathan et al., 2004 [20] | 11 Year/M | del(4)(q32q34) | – | Early developmental delay and minor dysmorphic features. |
Kaalund et al., 2008 [21] | 7 Year/M | del(4)(q32.1q34.3) | – | Respiratory problems, developmental delay, learning difficulties, bilateral ptosis, low set ears and anteverted nares, prominent cheeks, micrognathia, small and open mouth, macroglossia, and teeth abnormalities. |
Tzschach A et al., 2010 [22] | 22 Year/F | 4q32.1q32.3 | 10 Mb | Mild to moderate mental retardation, psychosis, obesity, broad nasal root, sparse lateral eyebrows, thin upper lip, short philtrum, micrognathia, and strabismus. |
Ismail S et al.,2012 [13] | 6 Month/M | del(4)(q31q32) | – | Congenital heart disease and clenched hands. |
Strehle E M et al., 2012 [11] | 13 Year/M | Chr4:16407495–188987971 | 24.9 Mb | Facial asymmetry, glabellar hemangioma, prominent nasal root with hypoplastic alae, short nose with anteverted nares, overfolded ear helices, flat philtrum, cleft soft palate, dental crowding, fine long hair under chin. |
Strehle E M et al., 2012 [11] | 4 Year/F | Chr4:164807106–190490075 | 25.7 Mb | Hypoplastic supraorbital ridges, large fontanelles, upslanting and shortpalpebral fissures, hypertelorism, glabellar hemangioma, overfolded ear helix, microstomia and micrognathia. |
Strehle E M et al., 2012 [11] | 5 Year/F | Deletion:166719262–4qter; Duplication:705175–20pter | 24.6 Mb | Increased fetal nuchal translucency, microcephaly, broad nasal bridge, full cheeks, absent lower incisors, cleft palate, micrognathia. |
Strehle E M et al., 2012 [11] | 2 Year/F | 166860495–4qter | 24.5 Mb | Epicanthic folds, upturned nose, receding chin. |
Xu W et al.,2012 [23] | 8 Month/− | del(4)(q32.3q34.2) Chr4:167236114–178816031 | 11.6 Mb | Congenital heart defect. |
Tidrenczel Z et al., 2019 [9] | A Fetus/M | del(4)(q32.1q35.2) Chr4:157455107–190957460 | 33.5 Mb | High-risk combined screening test results and second trimester ultra-sound soft markers. |
Present Case | 31 Year/F and her child | del(4)(q32.2q32.3) Chr4: 162858958-170081268 | 7.22 Mb | Normal phenotype. |