ChromosOmics - Database

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                                                  CHROMOSOME #9 -                                                 
NEOCENTRIC

Cases with neocentromeres (N)


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
09-
N-

pt21.1/
1-1
male/
1w
PBL de novo 47,XY,+mar[100%]
inv dup(9)(pterp21.1: :p21.1pter)
alpha-, beta-satellite satIII probes, telomeric probe, all wcp probes, YAC-probes (not specified) MR and/or DD anomalies detected at birth {18} case 5; {21;22; 25, 34 - case 2; 38}
09-
N-

pt12/
1-1
see PsMcCl-09-N-p12/1-1
09-
N-
q22.33/
1-1
male/
prenatal
AF de novo 47,XY,+mar[9]
46,XY[91]
r(9)(::q22.33→q31.3::)
hg19: 99.5-113.14 Mb
aCGH normal sonography; TOP {0}
09-
N-

q31/
1-1
see McCl-09-N-q31/1-1
{37}
09-
N-

qt32/
1-1
female/
prenatal
AF de novo 47,XX,+mar[50%]/
46,XX[50%]
inv dup(9)(qterq32: :q32qter) M-FISH
MCB
holoprosencephaly; TOP {0} provided by Dr. Junge, Dresden, Germany

Cases with neocentromeres (N) - TUMOR

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
09-
N-

qt26/
1-1
female/
50y
abdominal wall metastasis of a lung sarcanoid carcinoma de novo; acquired! GTG and FISH result combined:
67~71[3n],XX,der(Y)t(Y;14)(p11;q11),del(1)(q23),1der(?1)t(3;15;1;14(3?q;15q?;1?q;14q?),der(2)t(2;20)(p23;?),der(2)t(2;17)(q13;q11?),del(3)(q21),del(3)(q21),
+i(3)(qterq26::q26qter)x2,del(6)(?q21),+der(6)t(6;17)
(?;?),del(7)(q21),+der(8)t(8;21)(?;q21),der(9)t(9;3;13)(q12;?;q11),der(9)t(6;9)(q15?;q21),
+i(9)(pterp23:
:p23
pter)x4~6,10,der(11)i?(11)(q10?),-13,der(14)t(14;15)(?;?),der(14)t(14;3;?)(?;?;?),15,der(13;15)(q10;q10),-16,der(17)t(9;17)(p11;q11),-18,19,der(19)t(2;19)(?;q?11),del(21)(q21),-22,der(22)t(17;22)(?;q11)[cp20].
M-FISH, various probes as listed in {29} aCGH see below {29}
A 50-year-old man presented with a history of cough, hemoptysis, and thoracic pain (regular smoker); cavitating tumor of the right upper lobe diagnosed ( T2 N0 M0). right upper lobectomy showed an excavated tumor 6x5x3 cm. The tumor cells positive for cytokeratin 7, not for cytokeratin 20. Sarcomatoid carcinoma of the lung of the pleomorphic carcinoma subtype was diagnosed. One month after surgery, the patient developed a subcutaneous metastasis on the right thigh (M1). Chemotherapy with cisplatin (100 mg/m2 on day 1) and vinorelbine (25 mg/m2 on days 1, 8, 15, and 22 of a 28-day cycle), but after three cycles the patient progressed with the development of multiple subcutaneous metastases. One of the abdominal wall metastases (M2) was resected for palliative intent 8 months after the initial diagnosis. After two additional lines of chemotherapy, the patient died of progressive disease 13 months after the initial diagnosis.
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N-Cases with similar imbalances NOT caused by sSMC (N-IMB):

case no.
gender/
age at diagnosis

studied
material

de novo/
inherited

GTG-banding and final FISH result test
methods

clinical symptoms
Reference
09-
N-

IMB-
p24/
1-1 to
1-3
3 cases with trisomy 9pter
see also {48}
{46} 3 cases
09-
N-

IMB-
q34/
1-1 to
1-2
see {52} {52}
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