原発性硬化性胆管炎

臨床情報

原発性硬化性胆管炎(PSC)は、胆管の進行性破壊を伴い胆汁うっ滞をきたす慢性肝疾患です。 PSCの有病率は10万人に約8〜14人です。男性患者が女性患者よりも多く(60-80%)、この病気は主に30〜60歳で見られます。PSCは慢性炎症性腸疾患(潰瘍性大腸炎85〜90%、クローン病10 ~15%)を合併することが多くあります。 PSCの患者は、血清学的検査で顆粒球に対する自己抗体(pANCA)を示すことがあります。この主な標的抗原はDNA結合ラクトフェリンです。

検査

この疾患の鑑別においては胆管造影が最も重要な検査です。 PSCでは血中自己抗体が陽性となることがありますが、典型的な自己免疫疾患ではありません。ただし、高力価の(ANA、ANCA、ASMAなど)自己抗体を含む、小児期の自己免疫現象に関連している可能性があります。自己免疫性肝炎または原発性胆汁性胆管炎を伴うオーバーラップ症候群の疑いのある症例(症例の最大10%)では、血清学的抗体検査が有用となることがあります。

Techniques

Method
Parameter
Substrate
Species
IIFT
cytoplasm of granulocytes (cANCA,
pANCA), nuclei of granulocytes (GS-ANA)
granulocytes,
ethanol-fixed
human
IIFT
cytoplasm of granulocytes (cANCA,
pANCA), nuclei of granulocytes (GS-ANA)
EUROPattern
granulocytes,
ethanol-fixed
human
IIFT
antibodies against granulocyte cytoplasm,
cytoplasmic pattern (cANCA control, PR3 ab control)
ELISA
ANCA Profile (proteinase 3, MPO, elastase,
cathepsin G, BPI, lactoferrin separately)
antigen-coated
microplate wells
EUROLINE
positive control serum: IgG, human, 100x concentrated
for DL 1200-X G
EUROLINE
myeloperoxidase (MPO)
proteinase 3 (PR3)
EUROLINE
EUROLINE
myeloperoxidase (MPO)
proteinase 3 (PR3)
glomerular basement membrane (GBM)
EUROLINE
IIFT
granulocytes
(cANCA, pANCA)
granulocytes,
formaldehyde-fixed
human
IIFT
granulocytes
(cANCA, pANCA)
EUROPattern
granulocytes,
formaldehyde-fixed
human
ChLIA
Anti-Proteinase 3 (PR3) ChLIA (IgG)
Antigen-coated magnetic particles
ChLIA
Control set Anti-Proteinase 3 (PR3) ChLIA (IgG)
2 x 0.4 ml control 1/2
ChLIA
IDS ANCA/GBM Control Set
1
3 x 1.5mL Control 1/2
ChLIA
IDS PR3-II


1
antigenic coated magnetic particles
IIFT
Granulocyte Mosaic 13 EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cell nuclei (ANA), cANCA, pANCA
cANCA, pANCA, EUROPattern
3 BIOCHIPs per field:
granulocytes (EOH)
HEp-2+granulocytes (EOH)
granulocytes (HCHO)

human
human
human
IIFT
Granulocyte Mosaic 13
cANCA, pANCA, GS-ANA
cell nuclei (ANA), cANCA, pANCA
cANCA, pANCA
3 BIOCHIPs per field:
granulocytes (EOH)
HEp-2+granulocytes (EOH)
granulocytes (HCHO)

human
human
human
IIFT
Granulocyte Mosaic 15
cANCA, pANCA, GS-ANA
cell nuclei (ANA), cANCA, pANCA
2 BIOCHIPs per field:
granulocytes (EOH)
HEp-2+granulocytes (EOH)

human
human
IIFT
Granulocyte Mosaic 15 EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cell nuclei (ANA), cANCA, pANCA
2 BIOCHIPs per field:
granulocytes (EOH)
HEp-2+granulocytes (EOH)

human
human
IIFT
Granulocyte Mosaic 2
cANCA, pANCA, GS-ANA
cANCA, pANCA
2 BIOCHIPs per field:
granulocytes (EOH)
granulocytes (HCHO)

human
human
IIFT
Granulocyte Mosaic 2 EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cANCA, pANCA, EUROPattern
2 BIOCHIPs per field:
granulocytes (EOH)
granulocytes (HCHO)

human
human
ELISA
cANCA:
proteinase 3
(PR3-hn-hr)
antigen-coated
microplate wells
IIFT
EUROPLUS Granulocyte Mosaic 22
cANCA, pANCA, GS-ANA
cANCA, pANCA
pANCA: myeloperoxidase (MPO)
cANCA: proteinase 3 (PR3)
4 BIOCHIPs per field:
granulocytes (EOH)
granulocytes (HCHO)
MPO BIOCHIPs
PR3 BIOCHIPs

human
human
IIFT
EUROPLUS Granulocyte Mosaic 22
EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cANCA, pANCA, EUROPattern
pANCA: myeloperoxidase (MPO), EUROPattern
cANCA: proteinase 3 (PR3), EUROPattern
4 BIOCHIPs per field:

granulocytes (EOH)
granulocytes (HCHO)
MPO BIOCHIPs
PR3 BIOCHIPs


human
human
IIFT
EUROPLUS Granulocyte Mosaic 25
cANCA, pANCA, GS-ANA
cell nuclei (ANA), cANCA, pANCA
cANCA, pANCA
glomerular basement membrane (GBM)
pANCA: myeloperoxidase (MPO)
cANCA: proteinase 3 (PR3)
6 BIOCHIPs per field:
granulocytes (EOH)
HEp-2+granulocytes (EOH)
granulocytes (HCHO)
GBM BIOCHIPs
MPO BIOCHIPs
PR3 BIOCHIPs

human
human
human
IIFT
EUROPLUS Granulocyte Mosaic 25
EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cell nuclei (ANA), cANCA, pANCA
cANCA, pANCA, EUROPattern
glom. basement membrane (GBM), EUROPattern
pANCA: myeloperoxidase (MPO), EUROPattern
cANCA: proteinase 3 (PR3), EUROPattern
6 BIOCHIPs per field:

granulocytes (EOH)
HEp-2+granulocytes (EOH)
granulocytes (HCHO)
GBM BIOCHIPs
MPO BIOCHIPs
PR3 BIOCHIPs


human
human
human
IIFT
EUROPLUS Granulocyte Mosaic 32
EUROPattern
cANCA, pANCA, GS-ANA, EUROPattern
cANCA, pANCA, EUROPattern
cell nuclei (ANA), cANCA, pANCA
pANCA: myeloperoxidase (MPO), EUROPattern
cANCA: proteinase 3 (PR3), EUROPattern
5 BIOCHIPs per field:

granulocytes (EOH)
granulocytes (HCHO)
HEp-2+granulocytes (EOH)
MPO BIOCHIPs
PR3 BIOCHIPs


human
human
human
IIFT
EUROPLUS Granulocyte Mosaic 32
cANCA, pANCA, GS-ANA
cANCA, pANCA
cell nuclei (ANA), cANCA, pANCA
pANCA: myeloperoxidase (MPO)
cANCA: proteinase 3 (PR3)
5 BIOCHIPs per field:
granulocytes (EOH)
granulocytes (HCHO)
HEp-2+granulocytes (EOH)
MPO BIOCHIPs
PR3 BIOCHIPs

human
human
human
IIFT
antibodies against granulocyte cytoplasm,
perinuclear pattern (pANCA control)
ChLIA
IDS MPO

1
antigenic coated magnetic particles
ELISA
pANCA:
myeloperoxidase (MPO)
antigen-coated
microplate wells
IIFT
antibodies against granulocyte cytoplasm, perinuclear pattern
(pANCA control, MPO ab control)
1Product manufactured by third party. Please contact your local EUROIMMUN representative for more information.
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