Lupus nephritis, a hereditary kidney disease which affects the glomeruli, is caused by systemic lupus erythematosus (SLE), a systemic autoimmune disorder.
Fibrous dysplasia is a skeletal disorder characterised by deformed bones. Bones expand due to abnormal growth of fibrous or connective tissues in the bones.
Migraine is a severe, recurring headache which may cause visual symptoms (aura). They affect 12% of people, most commonly women, who often have triggers.
Postpartum thyroiditis or silent lymphocytic thyroiditis is inflammation of the thyroid gland after pregnancy which seems to occur due to immune changes.
Severe acute respiratory syndrome (SARS) is a contagious lung infection which causes bleeding in the lungs and severe breathing difficulty. It can be fatal.