| Diagnosed CTDs | Numbers of patients | % |
| Dermatomyositis | 1 | 5 |
| Systemic lupus erythematosus (SLE) | 7 | 35 |
| Behçet’s disease | 4 | 20 |
| Rheumatoid Arthritis (RA) | 2 | 10 |
| Scleroderma | 1 | 5 |
| Gougerot-Sjögren syndrome (GSS) | 2 | 10 |
| Dermatomyositis + SLE | 1 | 5 |
| RA + GSS | 1 | 5 |
| Sarcoidosis + Polyarthritis | 1 | 5 |
| Total | 20 | 100 |