Allergy

Optic nerve dysfunction and neurosarcoidosis, orbital inflammatory syndrome, herpes simplex conjunctivitis, iritis caused by neurosyphilis, proptosis-a close look at ocular conditions and underlying causes.

A new study finds that acute atopic symptoms during pregnancy are associated with increased risk of early atopy and allergic rhinitis in children at age 5 years.

A simple way to prevent asthma or treat wheezing may be to eat flaxseed or take some kind of probiotic.

Bites from various bugs can resemble one another and cause symptoms similar to those of a variety of disorders. Test your knowledge in this week's photo quiz.

Increased exposure to polycyclic aromatic hydrocarbons in air pollution is associated with certain immune system effects and asthma diagnosis, according to research reported the 2013 Annual Meeting of the American Academy of Allergy, Asthma & Immunology.

Greater awareness of mental health issues such as these, along with screening for diseases and providing appropriate treatment, may improve symptom control.