IgG4-related inflammatory pseudotumor: A systematic review of histopathological features of reported cases.
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Cites background from "IgG4-related inflammatory pseudotum..."
...presents as an IgG4-related inflammatory pseudotumor (IgG4-related IPT) [40]....
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...Even though obliterative phlebitis and venous occlusion may occasionally be seen, this type of IPT seems not to be related to IgG4-RD [68]....
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...Isolated tumorous manifestations of IgG4-RD in the liver were reported as IgG4-related IPT [4, 67]....
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...They have to be distinguished from fibrohistiocytic IPTs, which, in contrast to IgG4-related IPTs, occur more often in the liver periphery than in the hilar region [68]....
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...kidney are histologically dominated by storiform cellular fibrosis with increased numbers of IgG4-positive cells [40]....
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References
2,041 citations
"IgG4-related inflammatory pseudotum..." refers background in this paper
...The variability has been addressed in the consensus statement that advocated adjusting IgG4 cell counts based on the field diameter of eyepieces [1]....
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...As IgG4 plasma cells may be increased to an extreme level in many conditions, histopathological features are important for making a correct diagnosis; otherwise, there are chances that IgG4RD may become a wastebasket entity merely based on IgG4 counts [1]....
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...The cases were categorized as (1) highly suggestive, (2) probable or (3) insufficient histopathological evidence of IgG4RD according to the Boston consensus statement [1]....
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...The consensus statement has proposed a three-tiered terminology scheme for the diagnosis of IgG4RD based primarily on the histopathological features [1]....
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...IgG4/ IgG plasma cell ratio of440% has been adapted as a comprehensive cutoff in any organ for diagnosing IgG4RD, provided appropriate clinical context and histopathological features are present [1]....
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"IgG4-related inflammatory pseudotum..." refers background in this paper
...[2], were available only in a small proportion of cases....
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...[2] mainly rely on serum IgG4 levels in conjunction with clinical features and histopathological features....
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753 citations
"IgG4-related inflammatory pseudotum..." refers background in this paper
...Recently, the plasma cellrich type of IPT has come into attention, because of its close morphological resemblance to IgG4-related diseases (IgG4RD) and now considered to fall in its spectrum [4]....
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...Recent publications have described previously diagnosed inflammatory pseudotumor (IPT) cases as organ-specific manifestations of the IgG4RD [4]....
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