Corneal endothelial cell density in iridocyclitis.

Area of Science:

• Ophthalmology
• Cell Biology

Background:

• Iridocyclitis is an inflammatory eye condition.
• The corneal endothelium is crucial for maintaining corneal clarity.
• The effect of iridocyclitis on corneal endothelial cells is not fully understood.

Purpose of the Study:

• To investigate the impact of unilateral iridocyclitis on corneal endothelial cell density.
• To determine if specific types of keratic precipitates (KP) are associated with endothelial cell loss.

Main Methods:

• Specular microscopy was used to photograph corneal endothelial cells.
• 60 patients with unilateral iridocyclitis were included.
• Central endothelial cell counts were compared between affected and unaffected eyes.

Main Results:

• Chronic severe iridocyclitis with mutton-fat keratic precipitates (KP) was associated with lower central endothelial cell density in the affected eye.
• Five of seven patients with mutton-fat KP showed reduced cell density.
• Mild iridocyclitis or round white KP did not significantly affect endothelial cell density.

Conclusions:

• Mutton-fat KP in chronic severe iridocyclitis may indicate a risk for corneal endothelial cell damage.
• The inflammatory process alone or round white KP does not appear to harm central corneal endothelial cell density.