1. Cardiac - Carditis, pericarditis
2. Pulmonary - Pleuritis, intrapulmonary nodules, interstitial fibrosis
3. Hepatic - Hepatitis
4. Ocular -Scleritis, episcleritis, dryness of the eyes
5. Vascular - Vasculitis
6. Skin - Subcutaneous nodules, ulcers