Ophthalmology Book

http://www.fpnotebook.com/

Conjunctivitis

Advertisement

  1. See Also
    1. Acute Red Eye
    2. Conjunctivitis in Newborns
  2. Causes
    1. Infectious
      1. Viral Conjunctivitis
      2. Bacterial Conjunctivitis
    2. Non-Infectious
      1. Allergic
      2. Dry eye
      3. Toxic or chemical reaction
      4. Contact lens use
      5. Occult Conjunctival neoplasm
      6. Foreign body
      7. Factitious
      8. Idiopathic
  3. Differential Diagnosis Red Eye
    1. Keratitis
    2. Episcleritis
    3. Uveitis
    4. Acute Iritis
    5. Scleritis
    6. Narrow Angle Glaucoma
    7. Subconjunctival Hemorrhage
  4. Symptoms
    1. Eye Discharge
      1. Bacterial Conjunctivitis: Mucoid, purulent discharge
      2. Viral Conjunctivitis: Watery discharge
      3. Allergic Conjunctivitis: Mucoid discharge
    2. Eye Pain minimal
      1. Scratchy foreign body sensation
      2. Worse pain in Corneal Injury, Iritis and Glaucoma
    3. Photophobia minimal
      1. Worse in acute Iritis
  5. Signs
    1. Conjunctiva erythema
      1. Palpebral Conjunctiva injection
      2. Diffuse erythema over bulbar Conjunctiva
    2. Cornea normal
      1. Epithelial defect in Corneal Injury
        1. Fluorescein stain
      2. Diffusely cloudy in acute Glaucoma
    3. Visual Acuity normal
      1. Vision blurred in acute Iritis and Corneal Injury
      2. Vision markedly reduced (<20/200) in acute Glaucoma
    4. Pupil size and reactivity normal
      1. Small pupil in Corneal Injury or Iritis
      2. Dilated non-reactive pupil in Glaucoma
    5. Intraocular Pressure normal
      1. Elevated in acute Glaucoma
    6. No Ciliary Flush
      1. Contrast with Iritis and Glaucoma
    7. Preauricular Lymphadenopathy
      1. Seen in Viral Conjunctivitis (not in bacterial)
  6. Management
    1. See Specific management protocols
    2. See Viral Conjunctivitis
    3. See Epidemic Keratoconjunctivitis
    4. See Bacterial Conjunctivitis
    5. See Allergic Conjunctivitis
    6. See Gonococcal Conjunctivitis
    7. See Herpes Simplex Keratitis
    8. See Vernal Conjunctivitis
  7. Resources (Include Patient Education)
    1. See Conjunctivitis Resources

Conjunctivitis (C0009763)

Definition (CSP)inflammation of the mucous membrane that lines the inner surface of the eyelids and the anterior part of the sclera; also called pinkeye and redeye.
Definition (NCI)Conjunctivitis; inflammation of the conjunctiva of the eye.
ConceptsDisease or Syndrome (T047)
ICD9372.30
EnglishConjunctivitides, Conjunctivitis, Inflammation of conjunctiva, Unspecified conjunctivitis
Spanishconjuntivitis, conjuntivitis no especificada, inflamación de la conjuntiva, inflamacion de la conjuntiva
CreditsDerived from the NIH UMLS (Unified Medical Language System)



Navigation Tree