| Characteristic | Case 1 | Case 2 | Case 3 | Case 4 | Case 5 | Case 6 |
| Age (years) | 13 | 13 | 14 | 12 | 7 | 14 |
| Gender | Female | Female | Female | Female | Female | Female |
| Residence zone | Country | Country | City | City | Country | Country |
| Fever | Yes (a week) | No | Yes (2 days) | Yes (8 days) | Yes (12 days) | Yes (a week) |
| Weight loss | No | No | Yes (3 kg in a week) | No | No | No |
| Cough | Yes | No | No | Yes | No | No |
| Duration of cervical lymph node welling | A week | 3 months | 9 days | 8 days | 12 days | A month |
| Past medical history | Tuberculous lymphadenitis | Health | Health | Health | Tuberculous lymphadenitis, weakened immune function | Health |
| Physical examination | Enlarged bilateral cervical lymph nodes, tenderness, fixed, firm | Enlarged right cervical lymph nodes, tenderness, fixed, firm | Enlarged left cervical lymph nodes, tenderness | Enlarged left cervical lymph nodes, tenderness | Enlarged right cervical lymph nodes, tenderness, fixed, firm, skin temperature rise | Enlarged bilateral cervical lymph nodes, tenderness |
| Use antibiotics before diagnosis? | Yes | No | Yes | Yes | Yes | No |
| Infection or not | No | No | No | Epstein-Barr virus, adenovirus | Burkholderia diminuta | No |