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| ==Pterygium== | | ==Pterygium== |
| *[[AKA]] surfer eye. | | *[[AKA]] surfer eye. |
| ===General===
| | {{Main|Pterygium}} |
| *Pronounced: "tuh-rij-ee-uhm".<ref>URL: [http://dictionary.reference.com/browse/pterygium http://dictionary.reference.com/browse/pterygium]. Accessed on: 20 October 2011</ref>
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| *Conjunctiva lesion that covers part of the sclera.
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| **Sclera = white part of the eye.<ref>URL: [http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0002006/ http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0002006/]. Accessed on: 20 October 2011.</ref>
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| *Benign.
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| *Due to ultraviolet light exposure, i.e. sunlight.<ref name=pmid2695353>{{Cite journal | last1 = Hill | first1 = JC. | last2 = Maske | first2 = R. | title = Pathogenesis of pterygium. | journal = Eye (Lond) | volume = 3 ( Pt 2) | issue = | pages = 218-26 | month = | year = 1989 | doi = 10.1038/eye.1989.31 | PMID = 2695353 | URL = http://www.nature.com/eye/journal/v3/n2/abs/eye198931a.html }}</ref>
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| ===Gross===
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| *Medial aspect of eye - covers sclera (white part) and part of the iris (coloured part).
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| Image:
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| *[http://trialx.com/curebyte/2011/05/31/what-does-pterygium-look-like/ Pterygium - gross (trialx.com)].
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| ===Microscopic===
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| Features:<ref name=pmid2695353>{{Cite journal | last1 = Hill | first1 = JC. | last2 = Maske | first2 = R. | title = Pathogenesis of pterygium. | journal = Eye (Lond) | volume = 3 ( Pt 2) | issue = | pages = 218-26 | month = | year = 1989 | doi = 10.1038/eye.1989.31 | PMID = 2695353 | URL = http://www.nature.com/eye/journal/v3/n2/abs/eye198931a.html }}</ref>
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| *Hyaline material beneath epithelium.
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| *Elastic fibres beneath the hyaline material.
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| *+/-Inflammation.
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| *[[Solar elastosis]].<ref name=uic_edu>URL: [http://www.uic.edu/depts/mcpt/eyepath/specco4.htm http://www.uic.edu/depts/mcpt/eyepath/specco4.htm]. Accessed on: 25 October 2011.</ref>
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| **Dense gray/light brown acellular material.
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| *Dilated vessels.<ref name=uic_edu>URL: [http://www.uic.edu/depts/mcpt/eyepath/specco4.htm http://www.uic.edu/depts/mcpt/eyepath/specco4.htm]. Accessed on: 25 October 2011.</ref>
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| DDx:
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| *Squamous dysplasia.
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| *[[Squamous cell carcinoma]].<ref name=pmid427069>{{Cite journal | last1 = Clear | first1 = AS. | last2 = Chirambo | first2 = MC. | last3 = Hutt | first3 = MS. | title = Solar keratosis, pterygium, and squamous cell carcinoma of the conjunctiva in Malawi. | journal = Br J Ophthalmol | volume = 63 | issue = 2 | pages = 102-9 | month = Feb | year = 1979 | doi = | PMID = 427069 | PMC = 1043407 }}</ref>
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| ====Images====
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| www:
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| *[http://www.uic.edu/depts/mcpt/eyepath/specco4.htm Pterygium (uic.edu)].
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| <gallery>
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| Image:Pterygium_-_intermed_mag.jpg | Pterygium - intermed. mag. (WC/Nephron)
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| Image:Pterygium_-_high_mag.jpg | Pterygium - high mag. (WC/Nephron)
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| </gallery>
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| ===Sign out===
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| ====Right eye====
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| <pre>
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| Right Eye, Conjunctiva (Submitted as "Pterygium"), Excision:
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| - Conjunctival mucosa with solar elastosis and dilated superficial blood vessels, compatible with pterygium.
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| - NEGATIVE for dysplasia.
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| </pre>
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| =====Inflammation present=====
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| <pre>
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| Right Eye, Conjunctiva (Submitted as "Left Pterygium"), Excision:
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| - Conjunctival mucosa with solar elastosis, mild inflammation and dilated superficial blood
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| vessels, compatible with pterygium.
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| - NEGATIVE for dysplasia.
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| </pre>
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| =====No solar elastosis=====
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| <pre>
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| Right Eye, Conjunctiva (Submitted as "Right Pterygium"), Excision:
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| - Conjunctival mucosa with dilated superficial blood vessels and
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| benign mild stromal changes.
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| - NEGATIVE for dysplasia.
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| </pre>
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| =====Block letters=====
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| <pre>
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| CONJUNCTIVA ("PTERYGIUM"), RIGHT, EXCISION:
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| - CONJUNCTIVAL MUCOSA WITH STROMAL ACTINIC CHANGES -- CONSISTENT WITH PTERYGIUM.
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| </pre>
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| <pre>
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| CONJUNCTIVA ("PTERYGIUM"), RIGHT, EXCISION:
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| - CONJUNCTIVAL MUCOSA WITH STROMAL ACTINIC CHANGES -- CONSISTENT WITH PTERYGIUM.
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| - NEGATIVE FOR DYSPLASIA.
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| </pre>
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| <pre>
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| CONJUNCTIVA ("PTERYGIUM"), RIGHT EYE, EXCISION:
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| - CONJUNCTIVAL MUCOSA WITH SOLAR ELASTOSIS AND DILATED SUPERFICIAL BLOOD VESSELS -- CONSISTENT WITH PTERYGIUM.
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| - NEGATIVE FOR DYSPLASIA.
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| </pre>
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| ====Left eye====
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| <pre>
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| CONJUNCTIVA ("PTERYGIUM"), LEFT EYE, EXCISION:
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| - CONJUNCTIVAL MUCOSA WITH SOLAR ELASTOSIS AND DILATED SUPERFICIAL BLOOD VESSELS -- CONSISTENT WITH PTERYGIUM.
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| - NEGATIVE FOR DYSPLASIA.
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| </pre>
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| ==Eccrine hidrocystoma== | | ==Eccrine hidrocystoma== |