Dualities of the vitamin D in systemic sclerosis: a systematic literature review.

Background: Systemic sclerosis (SSc) is a chronic disease characterized by autoimmunity, vasculopathy, and visceral and cutaneous fibrosis. Vitamin D has several functions in the immunological system, and different studies have suggested a potential role in triggering autoimmune diseases. Patients with SSc may present with low serum levels of vitamin D, but the association between hypovitaminosis D and disease onset or any clinical manifestation is still obscure.

Correcting optic capture with 2 flanged 6-0 sutures after intrascleral haptic fixation with ViscoNeedling.

A 6-0 polypropylene suture was introduced in the eye through an ophthalmic viscosurgical device syringe in a completely closed system. The procedure was used to correct optic capture of the intraocular lens by the pupil after 2 cases of Yamane technique.