Table I.

Unbalanced translocations involving deletion 22q11.2.

Translocation	De novo/hereditary	Author, study	Abnormality	(Refs.)
45,XY,-22,der(15),t(15;22)(q26.2;q11.2)	De novo	Present case	VCFS
45,XX,-3,-22, +der(3),t(3;22)(p25;q11)	De novo/IVF	Faed et al, 1987	DGS	(15)
46,XY,-15,+der(22),t(15;22)(q13;q11)	Paternal	Van Hove et al, 1992	DGS + duplication of 22q11	(12)
46,XY,t(15;22)(q22;q13)	De novo	Fryns, 1993	DGS	(13)
45,XX,der(4)t(4;22)(p16.3;q11.2),-22	Maternal	Reddy et al, 1996	DGS + Wolf-Hirschhorn deletions	(16)
46,XX,der(15),t(15;22)(p11.2;q11.2),-22	De novo	Jaquez et al, 1997	DGS + VCGS	(11)
t(9;22)(q34.3;q11.2)	Paternal	McGoey et al, 2009	DGS + 9q subtelomeric deletion	(19)
45,XY,der(3)t(3;22)(p25;q11),-22	De novo	Dundar et al, 2010	VCFS + 3p deletion	(17)
45,XX,der(6)t(6;22)(p25.3;q11.21),-22	De novo/FIV	Gollo Dantas et al, 2016	DGS	(10)
46,XX,r(22);	De novo	Kashevarova, et al, 2018	22q13.32-q13.33 deletion	(20)

IVF, in vitro fertilization; VCFS, Velo-cardio-facial syndrome; DGS, DiGeorge syndrome; t, translocation; r, ring chromosome.