20 October 2025
: Case report 
Challenges in Diagnosing Non-Nasal Natural Killer/T-Cell Lymphoma Mimicking Behçet Disease: A Case Report
Unusual clinical course, Challenging differential diagnosis, Diagnostic / therapeutic accidents
Xinyu Yang E 1,2, Fengjie Yang BE 1,2, Tianze Lu B 1,2, Jianwen Wang A 1,2*DOI: 10.12659/AJCR.949420
Am J Case Rep 2025; 26:e949420
Table 1 ICBD point score system: scoring ≥4 indicates Behçet disease diagnosis.
| Sign/symptom | Points |
|---|---|
| Ocular lesions | 2 |
| Genital aphthosis | 2 |
| Oral aphthosis | 2 |
| Skin lesions | 1 |
| Neurological manifestations | 1 |
| Vascular manifestations | 1 |
| Positive pathergy test | 1 |
| ICBD – International Criteria for Behçet’s Disease. | |