Systemic Lupus Erythematosus ... Oral and nasal sores: Painful sores or ulcers may develop in the mouth or nose. Cold-related symptoms: Fingers and toes may become painful and change color ...

Treatments like ointments and home remedies may help reduce symptoms. Cold sores are caused by the herpes simplex virus. This contagious virus can spread through close physical contact ...

Yale scientists have discovered a promising way to trigger immune responses against certain tumors, using a lupus-related antibody that can slip, undetected, into "cold" tumors and flip on an ...