Abstract
We report a family with pyogenic sterile arthritis, pyoderna and acne syndrome (PAPA). The proband presented several episodes of sterile pyogenic arthritis and became unresponsive to glucocorticoids. After treatment with the tumor necrosis factor inhibitor etanercept, the disease underwent rapid and sustained clinical remission. Production of tumor necrosis factor-alpha by mononuclear cells of the proband and of the affected relatives was abnormally elevated.
MeSH terms
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Acne Vulgaris / complications*
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Acne Vulgaris / drug therapy
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Acne Vulgaris / genetics
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Adaptor Proteins, Signal Transducing / genetics
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Adolescent
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Adult
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Anti-Inflammatory Agents, Non-Steroidal / therapeutic use*
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Arthritis / complications*
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Arthritis / drug therapy
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Arthritis / genetics
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Child
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Child, Preschool
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Cytoskeletal Proteins / genetics
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Etanercept
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Female
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Humans
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Immunoglobulin G / therapeutic use*
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Male
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Pyoderma / complications*
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Pyoderma / drug therapy
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Pyoderma / genetics
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Receptors, Tumor Necrosis Factor / therapeutic use*
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Syndrome
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Tumor Necrosis Factor-alpha / antagonists & inhibitors*
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Tumor Necrosis Factor-alpha / biosynthesis
Substances
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Adaptor Proteins, Signal Transducing
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Anti-Inflammatory Agents, Non-Steroidal
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Cytoskeletal Proteins
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Immunoglobulin G
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PSTPIP1 protein, human
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Receptors, Tumor Necrosis Factor
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Tumor Necrosis Factor-alpha
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Etanercept