[Cutaneo-viscero-hemolytic loxoscelism with acute renal failure].

The Loxoscelism is caused by the bite of spider Loxosceles laeta gender, of worldwide distribution. The poisoning can cause lesions dermonecrotic and less frequently a systemic illness that can be fatal. The mechanism of venom action is multifactorial.

[Rescue therapy in lupus nephritis patients with mycophenolate mofetil].

Background: Long term cyclophosfamide combinated steroids therapy improves renal survival in patients with Proliferate Lupus Nephritis, with considerable toxic effects. In lately years MMF, a immune suppressor used in transplant, seems to be effective in selected cases of Lupus Nephritis.

Methods: We will describe six patients with Lupus Nephritis class IV and V (OMS Classification), that what different causes they must be treated with MMF like rescue drug.