Table 4.

International Criteria for Behcet's Disease [17].

Symptoms	Points
Oral aphthosis	2
Genital aphthosis	2
Ocular lesion	2
Skin lesion	1
Neurological manifestation	1
Vascular manifestation	1
Positive pathergy test	1b

(a) Point score system: scoring ≥4 indicates Behcet's diagnosis [17].

(b) Pathergy test is optional and the primary scoring system does not include pathergy testing. However, where pathergy testing is conducted, one extra point may be assigned for a positive result [17].