Table 1.
Blood tests and laboratory analysis
| Metabolic test | Unit | Result | Reference |
|---|---|---|---|
| Sphingomyelinase | nmol/mL per hour | 0.1 | ≥2.5 |
| Acid beta-glucosidase | 22.8 | ≥1.8 | |
| Acid alpha-glucosidase | 8.1 | ≥3 | |
| Galactocerebrosidase | 1.4 | ≥0.4 | |
| Alpha-galactosidase | 1.5 | ≥2.8 | |
| Alpha-l-iduronidase | 9.5 | ≥2.0 | |
| C20 lysophosphatidylcholine | mcg/mL | 0.39 | ≤1.00 |
| C22 lysophosphatidylcholine | 0.11 | ≤0.25 | |
| C24 lysophosphatidylcholine | 0.11 | ≤0.30 | |
| C26 lysophosphatidylcholine | 0.13 | ≤0.30 | |
| Free carnitine plasma | Umol/L | 28 | 29–43 |
| Total carnitine plasma | 33 | 40–56 | |
| Aspartylglucoseamine urine | Normal | ||
| Alpha mannosidosis urine | Normal | ||
| Fucosidosis | Normal | ||
| GM1 gangliosidosis | Normal | ||
| Sialyloligosaccharide | Normal | ||
| Sialic acid | umol/mmol | 86.6 | < 95.0 |
| Creatinine | mmol/L | 1.69 | |
| Cholesterol total | mmol/L | 4.84 | 1.15–4.70 |
| HDL | 0.16 | 0.91–2.12 | |
| LDL | 3.07 | ≤2.59 | |
| Triglyceride | 3.51 | 0.25–0.85 | |
| Cholesterol/HDL | 30.25 | ≤4.5 | |
| Amino acids | |||
| Methionine | Umol/L | 63 | 18–40 |
| Threonine | 216 | 106–164 | |
| ALK phosphatase | IU/L | 303 | 40–129 |
| ALT | 224 | ≤41 | |
| AST | 220 | ≤40 | |
| CRP | mg/L | 11.25 | ≤5 |
Not normal levels are in bold. ALK alkaline, ALT alanine aminotransferase, AST aspartate aminotransferase, CRP C-reactive protein, HDL high-density lipoprotein, LDL low-density lipoprotein