Case Report
A Challenging Case of Oral Ulcers and Gastrointestinal Bleeding: Crohn’s or Behçet’s Disease
Table 1
Initial laboratory work-up on presentation to our service.
| | Laboratory test | Value |
| | WBC | 11.1 × 109 cells/L | | Hemoglobin | 12.6 g/dL | | Platelets | 303 × 109 cells/L | | ESR | 12 mm/hr | | CRP | <0.5 mg/L | | ALT | 37 U/L | | AST | 50 U/L | | Albumin | 4.3 g/dL | | INR 1.13 | 1.13 | | Stool calprotectin | 90.9 µg/g | | Zinc level | Within normal limits | | Selenium level | Within normal limits | | Lymphocyte subsets | Within normal limits | | Complement levels | Within normal limits | | Immunoglobulins (IgG, IgA, IgM, and IgE) | Within normal limits | | RAST testing for common food allergens | Negative | | Lupus panel | Negative | | Prometheus test | Compatible with CD | | HLA B27 | Negative | | HLA B51 | Negative | | Period fever syndromes genetic panel | Negative | | Celiac panel | Negative | | CMV IgM | Negative | | EBV panel | Negative | | Hepatitis panel | Negative | | HSV PCR | Negative | | HIV antibodies | Negative | | QuantiFERON | Within normal limits |
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WBC: white blood cell count; ESR: erythrocyte sedimentation rate, CRP: C-reactive protein, ALT: alanine aminotransferase, AST: aspartate aminotransferase, INR: international normalized ratio, RAST testing: radioallergosorbent test, HLA: human leukocyte antigen, CMV: cytomegalovirus, HSV: herpes simplex virus, HIV: human immunodeficiency virus. Bold values represent abnormal values.
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