13 August 2020
: Case report 
Three Cases of Pediatric Multisystem Inflammatory Syndrome Associated with COVID-19 Due to SARS-CoV-2
Unusual clinical course, Challenging differential diagnosis
Sabrina M. Heidemann12ABCDEF*, Bradley Tilford12CDE, Christian Bauerfeld12CDE, Amarilis Martin1BCDEF, Richard U. Garcia12CDE, Lauren Yagiela12CDE, Ashok P. Sarnaik13CDEDOI: 10.12659/AJCR.925779
Am J Case Rep 2020; 21:e925779
Table 2. Laboratory findings for Case 1.
| Day | ||||||||
|---|---|---|---|---|---|---|---|---|
| CRP, mg/L | 98.6 | 100.9 | 144.7 | 155.1 | 150.1 | 136.6 | 76.5 | |
| Ferritin, ng/mL | 364.6 | 484.4 | 577.2 | 585.6 | 353 | 462.3 | 356 | |
| D dimer (FEU), mg/dL | 3.41 | 4.59 | 3.91 | 2.08 | 3.61 | 5.90 | 8.16 | |
| Fibrinogen, mg/dL | 524 | 508 | 448 | 593 | 533 | 607 | 462 | |
| Troponin, ng/mL (normal, 3–17 ng/mL) | 534/292 | 158 | ||||||
| WBC, 1000/mm | 18.1 | 13.3 | 16.2 | 14.2 | 15.0 | 14.6 | 12.8 | 15.1 |
| Lymphocytes, 1000/mm | 0.2 | 1.1 | 1.2 | 1.8 | 1.8 | 2.1 | 2.3 | 1.7 |
| Neutrophils, 1000/mm | 11.9 | 11.4 | 14.3 | 10.8 | 10.1 | 11.4 | 9.4 | 12.4 |
| Bands, 1000/mm | 5.6 | 0 | 0 | 1.4 | 2.1 | 0 | 0 | 0 |
| Platelets, 1000/mm | 164 | 111 | 128 | 132 | 163 | 223 | 237 | 271 |
| FEU – fibrinogen equivalent units. | ||||||||