Diseases of the Immune System

Skin, Amyloidosis, Congo red stain

Skin, Amyloidosis, H&E stain

Lymph Nodes, Kikuchi-Fujimoto disease, CD123 stain

Lymph Nodes, Kikuchi-Fujimoto disease, CD20 stain

Lymph Nodes, Kikuchi-Fujimoto disease, CD3 stain

Lymph Nodes, Kikuchi-Fujimoto disease, CD30 stain

Lymph Nodes, Kikuchi-Fujimoto disease, CD68 stain

Lymph Nodes, Kikuchi-Fujimoto disease, H&E stain

Skin, Discoid lupus erythematosus, colloidal iron stain

Skin, Discoid lupus erythematosus, H&E stain

Skin, Discoid lupus erythematosus, PAS stain

Muscle, Dermatomyositis, C5b-9 stain

Muscle, Dermatomyositis, H&E stain

Muscle, Dermatomyositis, MHC stain

Sural nerve, Necrotizing vasculitis

Skin, Lupus Erythematosus Profundus

Lymph Nodes, Castleman’s disease

Skin, Polyarteritis nodosa

Muscle, Inclusion body myositis

Liver, Acute cellular (T cell mediated) rejection

Small Intestine, Autoimmune enteropathy, FOXP3 stain

Large Intestine, Autoimmune enteropathy

Small Intestine, Autoimmune enteropathy

Liver, Autoimmune hepatitis, Trichrome stain

Liver, Autoimmune hepatitis, H&E stain

Eye, granulomatous orbital inflammation

Skin, Leukocytoclastic vasculitis

Skin, Rosai-Dorfman disease, S100 stain

Skin, Rosai-Dorfman disease, H&E stain

Brain and spinal cord, Churg-Strauss syndrome

Meninges, IgG4-related pachymeningitis

Brain, IgG4-related hypophysitis

Brain, Amyloid-beta related angiitis

Peripheral nerve, Churg-Strauss

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