Table 1.
Laboratory Data
| Presentation | Withholding exercise | Exercise rechallenge | |
|---|---|---|---|
| Na (mEq) | 140 | 139 | 140 |
| K (mEq) | 4.2 | 4.8 | 3.9 |
| Cl (mEq) | 104 | 104 | 105 |
| HCO3 (mEq) | 30 | 30 | 31 |
| BUN (mg/dl) | 27 | 19 | 21 |
| Cr (mg/dl) | 1.1 | 1 | 1 |
| Glucose (mg/dl) | 95 | 96 | 140 |
| Ca (mg/dl) | 9.4 | 9.4 | 9.3 |
| CK (U/l) | 11,778 | 1,122 | 8,341 |
| Prot (g/dl) | 6.5 | 6.5 | |
| Alb (g/dl) | 4.1 | 4.2 | |
| Tbili (mg/dl) | 0.6 | 0.8 | |
| AST (U/l) | 295 | 48 | |
| ALT (U/l) | 100 | 62 | |
| Alk Phos (U/l) | 55 | 57 | |
| WBC ×10³/cmm | 6.8 | ||
| Hgb (g/dl) | 14 | ||
| Hct (%) | 40 | ||
| Plt ×10³/cmm | 178 | ||
| TSH (mcIU/ml) | 1.205 | ||
| ESR (mm/h) | 0 | ||
| ANA | <1:80 | ||
| RF | Neg | ||
| IgA (mg/dl) | 230 | ||
| IgG (mg/dl) | 1,040 | ||
| IgM (mg/dl) | 88 |