1st order laboratory parameters – obligatory laboratory tests.
- Small blood count
- Blood sedimentation rate (ESR)
- Inflammatory parameters – CRP (C-reactive protein) or PCT (procalcitonin).
- Pathogen detection from the infected regions (throat swab).
- Streptococcal antibodies
- Antistreptolysin O (ASL)
- Anti-deoxyribonuclease B (ASNB)
