Eye Diseases and Etiological Agents Quiz

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Questions and Answers

What is the primary pathological event in the formation of a hordeolum?

  • Allergic reaction to an eyelash mite
  • Obstruction of the orifice of a gland (correct)
  • Persistent chronic inflammation
  • Formation of abscesses destroying follicles

Which etiological agent is commonly associated with blepharitis?

  • Pseudomonas aeruginosa
  • Azithromycin
  • Demodex folliculorum (correct)
  • Proteus sp.

What can happen if hordeolum does not drain spontaneously or is not incised?

  • Loss of eyelashes
  • Granuloma formation (correct)
  • Formation of ulcers
  • Glucocorticoid administration

Which medication is contraindicated in children and pregnant women for the treatment of blepharitis?

<p>Minocycline (B)</p> Signup and view all the answers

What is the common etiological agent for hordeolum and chalazion?

<p>Staphylococcus aureus (D)</p> Signup and view all the answers

How can blepharitis be diagnosed?

<p>Presence of an eyelash or eyebrow mite (C)</p> Signup and view all the answers

What is the characteristic feature of acute hordeolum?

<p>Epiphora (B)</p> Signup and view all the answers

What is the treatment of choice for chronic dacryocystitis?

<p>Topical sulfacetamide (D)</p> Signup and view all the answers

Which etiological agent is associated with Ocular Lymphogranuloma Venereum?

<p>Chlamydia trachomatis (A)</p> Signup and view all the answers

What distinguishes Ocular Lymphogranuloma Venereum from trachoma and inclusion conjunctivitis?

<p>Follicle formation (A)</p> Signup and view all the answers

Which antibiotic is cautioned against in children for treating Ocular Lymphogranuloma Venereum?

<p>Doxycycline (C)</p> Signup and view all the answers

What is the major symptom of acute Dacryocystitis?

<p>Pain in the tear sac area (D)</p> Signup and view all the answers

Flashcards

Hordeolum Formation

Blockage of a gland's opening.

Blepharitis Etiology

Demodex folliculorum (eyelash mite).

Untreated Hordeolum

It may lead to granuloma formation.

Blepharitis Med Contraindication

Minocycline is contraindicated.

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Common Etiological Agent

Staphylococcus aureus.

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Diagnosing Blepharitis

Presence of eyelash or eyebrow mite.

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Acute Hordeolum Feature

Excessive tearing.

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Ocular Lymphogranuloma Agent

Chlamydia trachomatis.

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Distinguishing Feature of Ocular Lymphogranuloma Venereum

Follicle formation.

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Ocular Lymphogranuloma Treatment Caution

Doxycycline is cautioned against.

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Dacryocystitis Symptom

Pain in the tear sac area.

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