|
|
Line 14: |
Line 14: |
| =Common cysts= | | =Common cysts= |
| ==Venous lake== | | ==Venous lake== |
| ===General===
| | {{Main|Venous lake}} |
| *Dilated vein.
| |
| | |
| Clinical:
| |
| *Blanch with pressure.<ref>URL: [http://dermatlas.med.jhmi.edu/derm/IndexDisplay.cfm?ImageID=-969536424 http://dermatlas.med.jhmi.edu/derm/IndexDisplay.cfm?ImageID=-969536424]. Accessed on: 13 August 2012.</ref>
| |
| | |
| ===Gross===
| |
| *Purple/blue spot.
| |
| | |
| Images:
| |
| *[http://dermatlas.med.jhmi.edu/derm/IndexDisplay.cfm?ImageID=-969536424 Venous lake (jhmi.edu)].<ref name=jhmi_vl>URL: [http://dermatlas.med.jhmi.edu/derm/result.cfm?Diagnosis=605386295 http://dermatlas.med.jhmi.edu/derm/result.cfm?Diagnosis=605386295]. Accessed on: 13 August 2012.</ref>
| |
| *[http://dermatlas.med.jhmi.edu/derm/IndexDisplay.cfm?ImageID=-881531868 Venous lake (jhmi.edu)].<ref name=jhmi_vl>URL: [http://dermatlas.med.jhmi.edu/derm/result.cfm?Diagnosis=605386295 http://dermatlas.med.jhmi.edu/derm/result.cfm?Diagnosis=605386295]. Accessed on: 13 August 2012.</ref>
| |
| | |
| ===Microscopic===
| |
| Features:<ref>Weedon's Skin Pathology. 3rd Ed. P.895.</ref>
| |
| *Lined by endothelium.
| |
| *Blood in lumen.
| |
| *+/-Fibrin in lumen.
| |
| *+/-[[Solar elastosis]] - very common.<ref name=Ref_Derm551>{{Ref Derm|551}}</ref>
| |
| | |
| DDx:
| |
| *[[Angiokeratoma]].
| |
| **Ectatic superficial dermal vessels.
| |
| **Irregular [[acanthosis]].
| |
| **Longer rete ridges.
| |
| *[[Cherry hemangioma]].<ref name=Ref_Derm551>{{Ref Derm|551}}</ref>
| |
| | |
| <!-- ====Images==== -->
| |
| | |
| ===Sign out===
| |
| <pre>
| |
| SKIN LESION, RIGHT CHEEK, BIOPSY:
| |
| - VENOUS LAKE.
| |
| - SOLAR ELASTOSIS.
| |
| - NEGATIVE FOR NEVUS.
| |
| </pre>
| |
|
| |
|
| ==Epidermal inclusion cyst== | | ==Epidermal inclusion cyst== |