Classification criteria, Etiopathogenesis, clinical features, various

Classification criteria, Etiopathogenesis, clinical features, various presentations, pathology, diagnosis and Management of IgG4 Related Disease. Describe the Histopathological, changes, Explain IgG4 related disease responder index. detailed from rheumatology textbooks and latest journals

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Now I'll run broad parallel searches across the library and PubMed simultaneously.

Finding Sources

Searching PubMed

"IgG4-related disease" classification criteria management

Excellent - I have the key sources. Now let me read the primary rheumatology textbook sections and the Firestein textbook in parallel, along with additional targeted searches.

Reading File

Finding Sources

Searching PubMed

"IgG4-related disease" pathology histopathology storiform fibrosis

Now let me read the main IgG4-RD chapter from Firestein's Rheumatology textbook and also the Robbins Pathology sections, and search for the responder index:

Finding Sources

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Finding Sources

Searching PubMed

"IgG4-RD responder index" disease activity score

Now let me read the key Firestein Rheumatology chapter on IgG4-RD and Goldman-Cecil sections:

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Searching PubMed

"IgG4-related disease" 2019 classification criteria ACR EULAR

Now let me read the full Firestein IgG4-RD chapter which is the primary rheumatology reference:

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Finding Sources

Reading Article

PMID: 40508133

Excellent! Let me now read more of the Firestein chapter (the classification criteria section, pathogenesis, management) and search for the IgG4-RD Responder Index:

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Searching the Web

IgG4-RD Responder Index scoring system disease activity Stone 2012

Now let me read the core Firestein chapter on IgG4-RD (key sections on pathogenesis, clinical features, management):

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Searching the Web

IgG4-RD Responder Index organ involvement scoring 37 domains activity flare

Now let me read the key pathogenesis and management sections from Firestein:

Reading File

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