Churg-Strauss syndrome laboratory findings
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Chandrakala Yannam, MD [2]
Overview
An elevated/reduced concentration of serum/blood/urinary/CSF/other [lab test] is diagnostic of [disease name].
OR
Laboratory findings consistent with the diagnosis of [disease name] include [abnormal test 1], [abnormal test 2], and [abnormal test 3].
OR
[Test] is usually normal for patients with [disease name].
OR
Some patients with [disease name] may have elevated/reduced concentration of [test], which is usually suggestive of [progression/complication].
OR
There are no diagnostic laboratory findings associated with [disease name].
Laboratory Findings
Blood work
- CBC with differential
- Elevated BUN
- Elevated serum creatinine
- Raised ESR
- Elevated c-reactive protein
Urine analysis
- Protinuria
- Microscopic hematuria
- Red cell casts
- Abnormal sedementation
Immunologic tests
- Elevated levels of IgE[3]
- Elevated levels of rheumatoid factor at low titer
- C3, C4 levels may be normal or elevated
References
- ↑ Keogh KA, Specks U (March 2006). "Churg-Strauss syndrome: update on clinical, laboratory and therapeutic aspects". Sarcoidosis Vasc Diffuse Lung Dis. 23 (1): 3–12. PMID 16933465.
- ↑ Masi AT, Hunder GG, Lie JT, Michel BA, Bloch DA, Arend WP, Calabrese LH, Edworthy SM, Fauci AS, Leavitt RY (August 1990). "The American College of Rheumatology 1990 criteria for the classification of Churg-Strauss syndrome (allergic granulomatosis and angiitis)". Arthritis Rheum. 33 (8): 1094–100. PMID 2202307.
- ↑ Choi JH, Ahn IS, Lee HB, Park CW, Lee CH, Ahn HK (May 2009). "A case of churg-strauss syndrome". Ann Dermatol. 21 (2): 213–6. doi:10.5021/ad.2009.21.2.213. PMC 2861222. PMID 20523791.