Case Report
Adolescent with Rhabdomyolysis due to Undiagnosed Hypothyroidism
Table 1
Patient’s laboratory values.
| Variables | Day 1 | Day 2 | Day 3 | Day 4 | Day 10 | Day 14 | Day 40 | Day 70 |
| CK (26–140 IU/L) | 34724 | 23731 | 26188 | 29060 | 25844 | 22737 | 9212 | 5545 | LDH (91–180 IU/L) | 1150 | 764 | | | | | | | TSH (0.35–5.500 mIU/mL) | 77.2 | | | 60 | 65 | | 10.9 | 2.38 | FT4 (0.58–1.64 ng/dL) | 0.17 | | | 0.31 | 0.63 | | 1.18 | 1.09 | T4 (6.09–12.23 mcg/dL) | 2 | | | | | | 8.2 | 8.2 | Urine myoglobin (<0.025 mcg/mL) | 137 | | | 40 | 31 | | | | Serum myoglobin (<30 mcg/mL) | 4780 | | | | | | | | Aldolase (3.4–8.6 U/L) | 347 | 291 | | | | | | | AST (10–31 IU/L) | 931 | 733 | 571 | 667 | 547 | 565 | 416 | 89 | ALT (7–35 IU/L) | 820 | 699 | 602 | 588 | 514 | 495 | 510 | 109 | BUN (6–19 mg/dL) | 7 | 6 | 4 | 3 | 10 | 11 | 8 | 7 | Creatinine (0.5–1.04 mg/dL) | 0.4 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.5 | Anti-TPO antibody (<35 IU/mL) | 162 | | | | | | | |
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CK: creatine kinase, TSH: thyroid-stimulating hormone, T4: thyroxine, FT4: free thyroxine, Anti-TPO: anti-thyroid peroxidase, LDH: lactic dehydrogenase, AST: aspartate aminotransferase, ALT: alanine aminotransferase, BUN: blood urea nitrogen.
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