Epidemiology/ Classification of Allergic Conjunctivitis

Question 1

What is the Coombs and Gell Classification?

Answer 1

Type 1 : Immediate (IgE)
Type 2 : Cytotoxic (IgG or IgM)
Type 3 : Immune complex ( Antigen-antibody complex)
Type 4: Delayed (T cells)

Question 2

What are symptoms of ocular allergy?

Answer 2

• Watery eyes
• Itchiness
• Sensitive to light
• Redness
• Grittiness
• Eyelid swelling

Question 3

What spectrum of disorders does allergic conjunctivitis represent?

Answer 3

• Seasonal allergic conjunctivitis ( SAC)
• Perennial allergic conjunctivitis ( PAC)
• Atopic keratoconjunctivitis (AKC)
• Vernal keratoconjunctivitis (VKC)
• Giant papillary conjunctivitis ( GPC)

Question 4

What are the risk factors?

Answer 4

• Asthma
• Rhinitis
• Eczema
• Pollution
• Pollen
• Contact Lens wearer
• Climate Change

Question 5

What is allergic rhinitis (Hay Fever)?

Answer 5

Allergic rhinitis is a commonly known as hay fever and has the following symptoms: Nasal congestion, runny nose, sneezing, red eyes , itching of the nose or eyes

Question 6

What is eczema (atopic dermatitis)?

Answer 6

• Inherited
• chronic inflammation skin condition
• skin is red and scaly
  This can lead to restriction of daily activities
• sleep deprivation
• impaired psychological functioning
• embarrassment