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ChromosOmics - Database
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CHROMOSOME 18 -
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Heterochromatic
- (peri)centromeric variants
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case no.
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(molecular) cytogenetic result
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clinical symptoms
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reference
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18-
p11.1+/
1-1 to many
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der(18)(p11.1amp)
i.e. 18ph+
best visible in C-, Q-banding or inverted
DAPI-banding
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none
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{1, pages 75-76}
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18-
cen+/
1-1 to many
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18cen+
D18Z1 in 18p11.1
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none
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{1, pages 75-76}
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18-
cen+/
2-1 to many
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18cen+
D18Z2 in 18q11.1
may also be visible in C-, Q-banding or
inverted DAPI-banding
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none
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{1, pages 75-76}
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18-
cen-/
1-1 to few
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18cen-
D18Z1 in 18p11.1
(if available also possible with D18Z2)
(signal can also be absent)
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none
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{1, pages 75-76}
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Heterochromatic - other
heterochromatic variants |
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Euchromatic deletions |
case no.
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(molecular)
cytogenetic result
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clinical
symptoms
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reference
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18-
EHM-del
pterp11.3?2/
1-1
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del(18)(p11.3?2)
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none
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{1}
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18-
EHM-del
pterp11.31/
1-1 to 1-2
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del(18)(p11.31)
acc. to {110} size is 4.538224
Mb |
none
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{1; 110}
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18-
EHM-del
pterp11.3/
1-1
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del(18)(p11.3)
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mild
to moderate
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{1}
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18-
EHM-del
pterp11.2/
1-1 to 1-2
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del(18)(p11.2)
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mild
to moderate
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{1}
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18-
EHM-del
pterp11.23/
1-1
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del(18)(p11.23)
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mild
to moderate
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{1}
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18-
EHM-del
pterp11.21/
1-1
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del(18)(p11.21)
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mild
to moderate
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{1}
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18-
EHM-del
q21.1q21.1/
1-1
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del(18)(q21.1q21.1)
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none
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{1}
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18-
EHM-del
q2?1qter/
1-1
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del(18)(q2?1)
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mild
to moderate
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{1}
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18-
EHM-del
q22.3qter/
1-1
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del(18)(q22.3)
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mild
to moderate
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{1}
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18-
EHM-del
q23qter/
1-1
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del(18)(q23)
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mild
to moderate
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{1}
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Euchromatic
duplications |
case no.
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(molecular)
cytogenetic result
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clinical
symptoms
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reference
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18-
EHM-dup
p11.32q11.2/
1-1 to few
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dup(18)(p11.32q11.2)
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mild
to moderate
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{1; 93}
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18-
EHM-dup
p11.32q11.2/
2-1
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der(18)(pter->q23::p11.21->pter)
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none
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{0 - 40262}
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18-
EHM-dup
p11.32q13.3/
1-1
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dup(18)(p11.32p13.3)
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none
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{1}
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18-
EHM-dup
p11.22q11.1/
1-1
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psu
dic(18)(pter->q11.1::p11.21->qter)
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none
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{0 - 66740}
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18-
EHM-dup
p11.21q11.2/
1-1 to few
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sSMC(18)
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none
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{sSMC
page}
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18-
EHM-dup
q11.1q11.2/
1-1 to few
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dup(18)(q11.1q11.2)
position GRCh37/hg19:
18,540,000-23,840,000
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none
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{114}
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18-
EHM-dup
p11.21q23/
1-1
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dup(18)(q11.2q23)
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none
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{0}-40262
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18-
EHM-dup
q11.2q12.2/
1-1
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dup(18)(q11.2q12.2)
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none
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{1}
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18-
EHM-dup
q21.31q22.2/
1-1
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dup(18)(q21.31q22.2)
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none
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{1}
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18-
EHM-dup
q21.21q22/
1-1
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dup(18)(q21.21q22)
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none
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{1}
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18-
EHM-dup
q21.33q23/
1-1
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dup(18)(q21.33q23)
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none
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{1}
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