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Juvenile Arthritis

Dark Girl With White Hands. What Is It?

The teenager recently moved to a northern state from the Caribbean has violaceous plaques and petechiae on her palms. Raynaud phenomenon is the obvious diagnosis, but she also has shortness of breath. Can you guess what else is involved?

Juvenile Arthritis

Positioning of the probe is "three-quarters of the battle" in diagnosing synovitis of the wrist or hand, says Dr. DeMarco in this video. But gel technique and pressure are crucial to gaining accurate clinical information from ultrasound imaging of this condition.

(ACR2014) Our rheumatologist correspondent found three issues of particular interest: a biomarker test that has gone quickly to market, new diagnostic criteria for gout, and the potential of ultrasound for Sjögren syndrome.

The background risk of cancer in JIA is at least double that in the general population. But a new review finds that such cases are rare, and not linked solely to biologics used to treat the condition.

Macrophage activation syndrome, a devastating complication of some rheumatic conditions, shows pathologic similarities to a rare hereditary condition. Genetic studies imply that their similarities may be more than coincidental.

A new international multicenter study of often-deadly macrophage activation syndrome in systemic JIA reveals key laboratory and clinical warning signs. Watch ferritin levels especially closely.

A new auto-injectable form of methotrexate offers 10 dosage options. Is this an important advantage for medication management and adherence over the four already available?

Three proposed standardized treatment plans may also aid research into managing newly-diagnosed polyarticular juvenile idiopathic arthritis.

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