Eye Irritation or Eyelid Irritation: Or something else? Differential Diagnosis

Eyes and eye appendages (H00-H59).

  • Blepharitis (eyelid rim inflammation), allergic or infectious.
  • Endocrine ophthalmopathy (endocrine orbitopathy, EO) – disease of the eye socket (orbit); it usually occurs together with thyroid dysfunction (endocrine).
  • Ectropion (outward inversion of the lid margin).
  • Entropion (inward inversion of the lid margin).
  • Floppy eyelid syndrome – chronic conjunctivitis (conjunctivitis) with droopy eyelids often occurring in middle-aged men.
  • Conjunctivitis (conjunctivitis).
    • Infectious or
    • Non-infectious, e.g., due to stimuli such as dust, smoke, chlorine (swimming pool), cold and UV radiation or
    • Allergic, e.g. as an accompanying symptom of an allergy (allergic rhinitis).
  • Keratoconjunctivitis sicca (dry eye).
  • Eyelid eczema
  • Occluded tear duct

Endocrine, nutritional and metabolic diseases (E00-E90).

Infectious and parasitic diseases (A00-B99).

  • Felt louse infestation (pediculosis pubis) – infestation of the skin, especially in the pubic hair region; infestation of the thigh hair, chest and abdominal hair, and axillary hair may also be affected, as well as eyebrows and eyelashes and the hair on the head (especially in young children; otherwise very rare); symptoms: bluish patches (taches bleues; maculae coeruleae), usually very itchy.

Neoplasms – tumor diseases (C00-D48).

Medication

Further

  • Foreign body