Case Report
NXP-2 Positive Dermatomyositis: A Unique Clinical Presentation
Table 1
A summary of the significant lab results, immunologic test results, and results from the detailed motor strength test.
| Lab results |
| AST | 75 U/L (0–35 U/L) | CK | 1017 IU/L (30–170 U/L) | Myoglobin, serum | 233 ng/mL (0–85 ng/mL) | LDH | 386 U/L (60–100 U/L) | Ferritin | 3151 ng/mL (15–200 ng/mL) | ESR | 33 mm/hr (0–15 mm/hr) | Uric acid | 6.8 mg/dL (3.7–8.0 mg/dL) | HIV | −ve |
| Immunologic tests |
| ANA | −ve | Anti-Jo | −ve | Anti-Ro | −ve | Anti-LA | −ve | Anti-RNP | −ve | Anti-Smith | −ve | Anti-histone | −ve | CMV/EBV | −ve |
| Motor strength |
| Neck flexion | 2/5 | Deltoids | 3/5 bilaterally | Biceps | 4/5 bilaterally | Triceps | 4+/5 bilaterally | Wrist flexion | 4+/5 on L, 4/5 on R | Wrist extension | 4+/5 on L, 4/5 on R | Hand grip | 4+/5 bilaterally | Hip extension and flexion | 4/5 bilaterally | Knee extension and flexion | 4+/5 bilaterally | Ankle flexion and dorsiflexion | 5/5 bilaterally |
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