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Immunoglobulin G4-related ophthalmic disease – what is it? (Part 2)

Part 2: Clinical presentation and treatment (see part 1 here) Introduction IgG4-related disease (IgG4-RD) is understood to have a vast clinicopathological spectrum; nearly every organ has had reported involvement. Similarly, IgG4-related ophthalmic disease (IgG4-ROD) is known to affect nearly every...


Immunoglobulin G4-related ophthalmic disease – what is it? (Part 1)

Part 1: Epidemiology, classification, radiology, histopathology and associations (see Part 2 here) In this two-part series, Li Yen Goh reviews IgG4 disease and reminds us of diagnostic challenges faced. Introduction Immunoglobulin G4 (IgG4) disease is a recently recognised idiopathic systemic...


The assessment of pupils and 
pupillary reactions

Understanding pupillary reactions is vital in understanding basic neuro-opthalmology. It is a skill required in eye casualty, clinics and perhaps most importantly, exams. To start at the beginning, the pupil is the central aperture of the iris, its size controlling...