Ophthalmology Book

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Corneal Ulcer

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  1. Causes
    1. Bacteria
      1. Pseudomonas (esp. Soft contact lenses worn overnight)
    2. Fungus
  2. Symptoms
    1. Severe Eye Pain
    2. Decreased Visual Acuity
  3. Signs
    1. Infiltrate (White Spot) on Cornea
      1. Seen without Fluorescein
    2. Overlying Corneal Epithelial Disruption
    3. Iritis
    4. Hypopyon
  4. Labs
    1. Culture discharge
  5. Management
    1. Urgent Ophthalmology referral
    2. Topical Antibiotics - broad spectrum around the clock
      1. Tobramycin
      2. Gentamicin
      3. Norfloxacin
      4. Ciprofloxacin
    3. Cycloplegic
      1. Homatropine 5% tid
      2. Atropine 1% bid

Corneal Ulcer (C0010043)

Definition (MSH)Loss of epithelial tissue from the surface of the cornea due to progressive erosion and necrosis of the tissue; usually caused by bacterial, fungal, or viral infection.
Definition (CSP)loss of epithelial tissue from the surface of the cornea due to progressive erosion and necrosis of the tissue; usually caused by bacterial, fungal, or viral infection.
Definition (NCI)Area of epithelial tissue loss from corneal surface; associated with inflammatory cells in the cornea and anterior chamber.
Definition (NCI)Area of epithelial tissue loss from corneal surface; associated with inflammatory cells in the cornea and anterior chamber.
ConceptsAcquired Abnormality (T020) , Disease or Syndrome (T047)
ICD9370.0, 370.00
MSHD003320
Englishcornea ulcer, Corneal Ulcer, Corneal ulceration, Corneal ulcerations, ULCER CORNEAL, Ulcerative Keratitides, Ulcerative Keratitis, Unspecified corneal ulcer
Hebrewkiv bakarnit kolel herpes
NorwegianSAR PA HORNHINNEN HERPETISK
Spanishulcera corneal, ulcera de cornea no especificada
Parent ConceptsKeratitis (C0022568), Corneal Diseases (C0010034), Corneal Ulcer (C0010043), Eye (C0015392), Diagnosis/Diseases Component (C0497531), Eye Infections (C0015403), Non-Neoplastic Corneal Disorder (C1335004), Corneal lesion (C0151571), Duplicate concept (C1274013)
SourcesCOSTAR, CSP, CST, DXP, ICD9CM, ICPC, ICPCBAQ, ICPCDAN, ICPCDUT, ICPCFIN, ICPCFRE, ICPCGER, ICPCHEB, ICPCHUN, ICPCITA, ICPCNOR, ICPCPOR, ICPCSPA, ICPCSWE, MSH, NCI, NDFRT, OMIM, SCTSPA, SNOMEDCT
Derived from the NIH UMLS (Unified Medical Language System)



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