Ophthalmology Book

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Conjunctivitis

Aka: Conjunctivitis
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  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 (NCI) Inflammation of the conjunctiva of the eye.
Definition (NCI) A disorder characterized by inflammation, swelling and redness to the conjunctiva of the eye.
Definition (NCI) A condition in which the conjunctiva (membranes lining the eyelids and covering the white part of the eye) become inflamed or infected.
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.
Concepts Disease or Syndrome (T047)
MSH D003231
ICD9 372.30
ICD10 H10, H10.9
SnomedCT 193875009, 9826008, 193857008, 193858003
English Conjunctivitides, Conjunctivitis, CONJUNCTIVITIS, Conjunctivitis, NOS, Conjunctivitis, unspecified, Unspecified conjunctivitis, conjunctivitis, conjunctivitis (diagnosis), Unspecified conjunctivitis (disorder), Conjunctivitis [Disease/Finding], inflammation of conjunctiva, conjunctiva inflammation, conjunctivities, conjunctivity, conjunctivitys, Conjunctivitis NOS, Inflammation of conjunctiva, Conjunctivitis (disorder)
French CONJONCTIVITE, Conjonctivite, non précisée, Conjonctivite SAI, Conjonctivite
Portuguese CONJUNTIVITE, Conjuntivite NE, Conjuntivite
Spanish CONJUNTIVITIS, Conjuntivitis NEOM, Conjuntivitis no especificada, Conjunctivitis, conjuntivitis (trastorno), conjuntivitis no especificada (trastorno), conjuntivitis no especificada, conjuntivitis, inflamación de la conjuntiva, Conjuntivitis
German KONJUNKTIVITIS, Konjunktivitis NNB, Konjunktivitis, unspezifisch, Konjunktivitis, nicht naeher bezeichnet, Konjunktivits, Konjunktivitis, Augenbindehaut-Entzündung, Bindehautentzündung
Dutch conjunctivitis, niet-gespecificeerd, conjunctivitis NAO, Conjunctivitis, niet gespecificeerd, conjunctivitis, Conjunctivitis
Italian Congiuntivite NAS, Congiuntivite, non specificata, Congiuntivite
Japanese 結膜炎ＮＯＳ, 結膜炎, 結膜炎、詳細不明, ｹﾂﾏｸｴﾝｼｮｳｻｲﾌﾒｲ, ｹﾂﾏｸｴﾝ, ｹﾂﾏｸｴﾝNOS
Swedish Bindhinneinflammation
Czech konjunktivitida, spojivka - zánět, zánět spojivek, Konjunktivitida, Konjunktivitida NOS, Blíže neurčená konjunktivitida
Finnish Sidekalvotulehdus
Russian KON"IUNKTIVIT, КОНЪЮНКТИВИТ
Korean 결막염, 상세불명의 결막염
Croatian KONJUNKTIVITIS
Polish Zapalenie spojówek
Hungarian Kötőhártyagyulladás, Conjunctivitis k.m.n., Kötőhártyagyulladás, nem meghatározott
Sources
Derived from the NIH UMLS (Unified Medical Language System)


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