- Pinguecula
Infobox_Disease
Name = PAGENAME
Caption =
DiseasesDB = 10046
ICD10 = H11.1
ICD9 = ICD9|372.51
ICDO =
OMIM =
MedlinePlus = 001025
eMedicineSubj =
eMedicineTopic =
MeshID =
A pinguecula is a common type of conjunctival degeneration in theeye .Presentation
It is seen as a yellow- [DorlandsDict|nine/000955843|pinguecula] white deposit on the
conjunctiva adjacent to the limbus (the junction between thecornea andsclera ). It is to be distinguished clinically from pterygium, which is a wedge shaped area of fibrosis that appears to grow into the cornea. It is most prevalent in tropical climates and is in direct correlation with UV exposure.Histologically it shows degeneration of the collagen fibres of the conjunctival stroma with thinning of the overlying epithelium and occasional calcification.
Prognosis and treatment
They may enlarge slowly but is a benign condition requiring no treatment. If cosmesis is a concern surgical excision is sometimes done.
Associated conditions
A pinguecula is one of the differential diagnoses for a
limbal nodule . It may have an increased prevelance inGaucher's disease .ee also
*
Pterygium References
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