ChromosOmics - Database

Icon by Leon Liehr                   

                                                  CHROMOSOME #2 -                                                 
NORMAL


In general 70% of sSMC carriers are clinically normal. The figures listed above

are based on the bias, that mainly clinically aberrant cases are studied and reported in literature!


UPD (uniparental disomy) cases: UPD(2)mat UPD(2)pat UPD(2)mat or pat

Cases without clinical findings (O)


case no.
gender/
age at diagnosis

studied
material

de novo/
inherited

GTG-banding result
grade of mosaicism

final result of the sSMC
test
methods

clinical symptoms
Reference
02-
O-
p12/
1-1
moved to McCl-02-O-p12/1-1 {0}
{11}
02-
O-
p11.2/
1-1
male/
32y
PBL de novo 47,XY,inv(9)(p11q13),+mar[53]/
46,XY,inv(9)(p11q13)[47]
min(2)(:p11.2→q11.1:)[15]/
min(2)(:p11.2
→q11.1:
:q11.1
→p11.2:)[4]/
r(2)(::p11.2
→q11.1::)[4]/
r(2)(::p11.2
→q11.1:
:p11.2
→q11.1::)[11]
FISH-data: RP11-316G9 (89.6MB)
cenM
subcenM
no telomeric signals
Healthy male; sSMC detected due to karyotype 47,XXX in unborn child {0} provided from Germany
***
02-
O-
p11.2/
2-1
male/
prenatal
AF n.a. 47,XY,+mar[12]/
46,XY[3]
mar(2)(:p11.2→q11.1:)
aCGH: 85.62-89.74MB
aCGH AMA
normal child born
{51} case 4
02-
O-
p11.2/
3-1
by mistake before
02-O-p11.2/2-2
male/
adult
PBL
(EKF-
cellbank)
n.a. 48,XY,+mar1,+mar2[6]/
47,XY,+mar[5]/
46,XY[34]
mar1: min(2)(:p11.2→q11.2:),
mar2: min(2)(:p11.1→q11.2:)
cenM
subcenM
normal male
infertile
{0} provided from Spain
02-
O-
p11.2/
3-2
female/
34y
PBL
n.a. 47,XX,+mar[100%] min(2)(:p11.2→q11.2:) cenM
subcenM
normal female with dwarfism and
infertile
{0} provided from Germany
***
02-
O-
p11.1/
1-1
male/
26y
PBL
(EKF-
cellbank)
de novo 47,XY,+mar[22]/
46,XY[20]
r(2)(::p11.1→q12.1::)
91.01-101.58 MB
array: r(2)(::p11.2
→q12.1::)
cenM
subcenM
no telomeric signals; aCGH
ICSI-patient; no clinical signs at age of 26, fertile {0}
{1} case 6
{41} case 4
{50} case Sr-2
{54} case 2-1
02-
O-
p11.1/
1-2
moved to -0Xf-02-1
02-
O-
p11.1/
2-1
male/
prenatal
AF n.a. 47,XY,+mar [80%]/
46,XY[20%]
inv dup(2)(:p11.1→q11.1:
:q11.1
→p11.1:)
cenM; subcenM AMA; hand abnormality in previous pregnancy; ultrasound normal in week 15, child born normal; normal at 7 years {0} provided from Germany
02-
O-
p11.1/
2-2
female/
34y
PBL n.a. 48,XX,+marx2[1]/
47,XX,+mar[3]/
46,XX[54]
min(2)(:p11.1→q11.1:) cenM; subcenM healthy female without clinical signs apart from infertility
{0} provided from Germany
02-
O-
p11.1/
2-3
male/
prenatal
AF/
PBL
de novo AF: 47,XY,+mar[10]/
46,XY[12]
PBL: 47,XY,+mar[21]/
46,XY[19]
min(2)(:p11.1→q11.1:)* SKY; ceps; aCGH; UPD test AMA; healthy boy born {58}
02-
O-
p11.1/
2-4
female/
46y
PBL n.a. 47,XX,+mar[16]/
46,XX[4]
min(2)(:p11.1→q11.1:) cenM; subcenM healthy female without clinical signs apart from infertility {0} provided from
Germany
02-
O-
p11.1/
2-5
male/
40y
PBL n.a. 47,XY,+mar[100%] min(2)(:p11.1→q11.1:) cenM; subcenM normal male without clinical signs apart from infertility {0} provided from Germany
02-
O-
p11.1/
3-1
female/
4y
PBL de novo 47,XX,16qh+,+mar[58%]/
46,XX,16qh+[42%]
min(2)(:p11.1→q11.1:)
aCGH: p11.1 to q11.2: 91,129,939-99,665,160 MB
cenM; subcenM;
aCGH
dwarphism - with high probability not in connection with sSMC  (maybe mosaic trisomy 2)
{0} provided from Germany
02-
O-
p11.1/
4-1
female/
adult
PBL n.a. 47,XX,+mar[18]/
46,XX[12]
r(2)(::p11.1→q11.2::)[7]/
r(2;2)(::p11.1
→q11.2:
:p11.1
→q11.2::)[2]
FISH-data: RP11-708D7: 95.0 MB
cenM
subcenM
healthy female infertility {41} case 5
{54} case 2-2
02-
O-
p11.1/
5-1
female/
35y
PBL
(EKF-
cellbank)
n.a. 47,XX,+mar[17]/
46,XX[26]
min(2)(:p11.1→q11.2:)
FISH-data: RP11-708D7: 95.0 MB
aCGH: 91.27-99.97
cenM
subcenM;
aCGH
healthy female without clinical signs apart from fertility problems (ICSI planned). {54} case 2-3
02-
O-
p11.1/
5-2
female/
prenatal
PBL
(EKF-
cellbank)
n.a. 47,XX,+mar[15%]/
46,XX[85%]
min or r(2)(:p11.1→q11.2:)
FISH-data: RP11-708D7: 95.0 MB
cenM
subcenM
AMA; healthy female child born; normal at 1 year {0} provided from Germany
02-
O-
p11.1/
5-3

female/
25y
PBL n.a. 47,XX,+mar[13]/
46,XX[17]
min(2)(:p11.1→q11.2:)
FISH-data: RP11-708D7: 95.0 MB
cenM
subcenM
healthy female, infertility {54} case 2-4
02-
O-
p11.1/
5-4
male/
34y
PBL n.a. 47,XY,+mar[5%]/
46,XY[95%]
min(2)(:p11.1→q11.2:)
FISH-data: RP11-708D7: 95.0 MB
cenM
subcenM
healthy male, infertility {0} provided from Germany
02-
O-
p11.1/
6-1

male/
prenatal
AF n.a. 47,XY,+mar[15%]/
46,XY[85%]
min(2)(:q11.2→p11:
:p10
→q11.2:) or min(2)(:q11→p11:
:p11
→q11.2:)
FISH-data: RP11-708D7: 95.0 MB
aCGH - non euchromatin
cenM
subcenM
aCGH

AMA; normal sonography. Healthy child born

{0} provided from Germany
02-O-
p11.1/
7-1
male/
adult
PBL n.a.
47,XY,+mar[17]/
46,XY[8]
in buccal mucosa sSMC in 202/300 cells
mar(2)(:p11.1→q11.2:)
array-data:
95.426.792-99.991.924 bp
aCGH

repeated abortions in partnership. otherwise healthy
{0} case 2-5
***
02-O-
p11.1/
8-1
male/
prenatal
AF mat (90%)

47,XY,+mar[12]/
46,XY[4]
min(2)(:p11.1→q21.1:)
array-data:
bp in 2q 103,644,883
aCGH
ceps
AMA, mother normal
{0} provided from Portugal
02-O-
p10/
1-1
female/
prenatal

AF
cord blood

de novo
47,XX,+mar[17]/
46,XX[77]
(in chord blood 44% with sSMC)
r(2)(::p10→q11.2::)
FISH-data: RP11-708D7: 95.0 MB
cenM
subcenM
Amniocentesis due to advanced maternal age; growth delay during pregnancy, at birth and at 16m; all values always along the 10th centile: apart from that normal child.
{7}


O-Cases with similar imbalances NOT caused by sSMC (O-IMB)

case no.
gender/
age at diagnosis

studied
material

de novo/
Inherited

GTG-banding and final FISH result test
methods

clinical symptoms
Reference
02-
O-
IMB-
1-1

-
-
-
-
-
-
-


O-cases with unclear/insufficient characterization of the sSMC (CO)

case no.
gender/
age at diagnosis

studied
material

de novo/
inherited

GTG-banding result
grade of mosaicism

final result of the sSMC
test
methods

clinical symptoms
Reference
02-
CO-
1

male/
30y
PBL de novo 47,XY,+mar[100%] r(2) all centromeric probes healthy, 2 children {5} case 9
02-
CO-
2
female/
prenatal
AF de novo 47,XX,+mar[15]/
46,XX[55]
in PBL sSMC in 50%
mar(2) all centromeric probes AMA normal child born. Healthy at 2y
{20} case 1
02-
CO-
3
male/
prenatal
AF de novo 47,XY,+mar[14]/
46,XY[16]
in PBL sSMC in 73%
mar(2) all centromeric probes AMA; normal child born. Healthy at 2y {20} case 2
02-
CO-
4
female/
prenatal
AF maternal 47,XX,+mar[18]/
46,XX[12]
mar(2) all centromeric probes No information on pregnancy - mother healthy {21} 1 case

02-
CO-
5
n.a./
prenatal
AF de novo 47,+mar[?%]/
46[?%]
r(2) M-FISH, wcp2, cep 2 abnormal maternal serum screening; normal in US, born healthy
{23} case 13
02-
CO-
6
female/
prenatal
AF
PBL
de novo 47,XX,+mar[15]/
46,XX[55]
in PBL sSMC in 50% of cells
mar(2) all cep probes AMA with positive serum screening. Healthy child born; normal at 2y {25} case 1
02-
CO-
7

male/
prenatal
AF
PBL
de novo 47,XX,+mar[14]/
46,XX[16]
in PBL sSMC in 73% of cells
mar(2) all wcp probes AMA; healthy child born; normal at 2y {25} case 2
02-
CO-
8
n.a./
prenatal
AF de novo 47,+mar[?%] r(2) n.a. normal sonography {46} 1 case
02-
CO-
9
n.a./
prenatal
AF de novo 47,+mar[?%] min(2) n.a. normal sonography {46} 1 case