hypopyon


Also found in: Dictionary, Medical, Wikipedia.

hypopyon

[hə′pō·pē‚än]
(medicine)
A collection of pus in the anterior chamber of the eye.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Mentioned in ?
References in periodicals archive ?
Ulcer margin, floor, thinning, satellite lesions, type of the infiltrations, pigmentation on the ulcer surface any impacted foreign body, presence of hypopyon, associated ocular signs and use of topical medication if any were noted.
Patients with posterior synechia, hypopyon, and/or fibrinous reaction in the anterior chamber were recorded separately.
Her vision was light perception in the right eye, and the cornea showed a central white dense ulcer, stromal infiltrates, and 0.5 mm hypopyon. On follow-up, her vision had improved to 20/100, pinhole to 20/60.
Twelve of the patients had satellite lesion, and 2 suffered hypopyon. One patient had central lesion, 9 patients had paracentral lesion, and 4 patients had peripheral lesion.
If there is significant anterior chamber activity check for hypopyon, however rare at this stage (see Figure 1).
Hypopyon in BD classically is nonsticky, forms a niveau, and tends to shift according to the head positioning [92].
Clinical signs Grade of uveitis (score) Iris hyperemia Absent 0 Mild 1 Moderate 2 Severe 3 Pupil Normal 0 Miosis 1 Exudate in anterior chamber Absent 0 Small 1 Large 2 Hypopyon Absent 0 Present 1 Maximum possible score 7
One report exists of a sterile hypopyon after repeated transplantation of human amniotic membrane on cornea surface, probably related to a localized immunoreaction [62].
BD is a chronic, relapsing, multisystemic inflammatory disorder, and its classical clinical characters include oral aphthae, genital ulcers, and recurrent iridocyclitis with hypopyon, which is probably due to an autoimmune response [2].
In fungal keratitis, early diagnosis and antifungal therapy is necessary in preventing further complications such as hypopyon formation, endophthalmitis, or loss of vision (15).
These include horn sinuses and horn fractures, haematoma, otitis, hearing loss, keratoconjuctivitis, cherry eye, proptosis, uveitis, hypopyon, corneal ulcers, cataract, entropion, snoring, nasal polyps, brachycephalic airway syndrome, torticollosis, guttural pouch diseases, dysphagia, masticatory muscle myositis and neoplasms.