dacryocystitis
Sign in to saveDacryocystitis is an infection of the lacrimal sac, secondary to obstruction of the nasolacrimal duct at the junction of the lacrimal sac. The term derives . It causes pain, redness, and swelling over the inner aspect of the lower eyelid and epiphora. When nasolacrimal duct obstruction is secondary to a congenital barrier it is referred to as dacryocystocele. It is most commonly caused by Staphylococcus aureus and Streptococcus pneumoniae. The most common complication is corneal ulceration, frequently in association with S. pneumoniae. The mainstays of treatment are oral antibiotics, warm comp
Key facts
- Medical condition (new).name
- Dacryocystitis
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- Dacryocystitis2017.png
- Medical condition (new).caption
- A case of dacryocystitis as seen on CT scan
- Medical condition (new).synonyms
- field = Ophthalmology
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Article
6 sectionsContents
- Signs and symptoms
- Pathophysiology
- Prognosis
- See also
- References
- External links
Dacryocystitis is an infection of the lacrimal sac, secondary to obstruction of the nasolacrimal duct at the junction of the lacrimal sac. The term derives . It causes pain, redness, and swelling over the inner aspect of the lower eyelid and epiphora. When nasolacrimal duct obstruction is secondary to a congenital barrier it is referred to as dacryocystocele. It is most commonly caused by Staphylococcus aureus and Streptococcus pneumoniae. The most common complication is corneal ulceration, frequently in association with S. pneumoniae. The mainstays of treatment are oral antibiotics, warm compresses, and relief of nasolacrimal duct obstruction by dacryocystorhinostomy.
==Signs and symptoms== Pain, swelling, redness over the lacrimal sac at medial canthus Tearing, crusting, fever Digital pressure over the lacrimal sac may extrude pus through the punctum (also called roplas test positive) In chronic cases, tearing may be the only symptom