Difference between revisions of "Venous lake"

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{{ Infobox diagnosis
| Name      = {{PAGENAME}}
| Image      =
| Width      =
| Caption    =
| Synonyms  =
| Micro      =
| Subtypes  =
| LMDDx      = [[angiokeratoma]], [[cherry hemangioma]]
| Stains    =
| IHC        =
| EM        =
| Molecular  =
| IF        =
| Gross      = classical lip
| Grossing  =
| Staging    =
| Site      =
| Assdx      =
| Syndromes  =
| Clinicalhx =
| Signs      = dark purple spot, blanches with pressure
| Symptoms  =
| Prevalence = common
| Bloodwork  =
| Rads      =
| Endoscopy  =
| Prognosis  = benign
| Other      =
| ClinDDx    =
| Tx        =
}}
'''Venous lake''' is a benign [[skin]] lesion.
'''Venous lake''' is a benign [[skin]] lesion.


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Clinical:
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>
*Blanches 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===
===Gross===

Revision as of 03:01, 23 November 2016

Venous lake
Diagnosis in short
LM DDx angiokeratoma, cherry hemangioma
Gross classical lip
Signs dark purple spot, blanches with pressure
Prevalence common
Prognosis benign

Venous lake is a benign skin lesion.

General

  • Dilated vein.

Clinical:

  • Blanches with pressure.[1]

Gross

  • Purple/blue spot.

Microscopic

Features:[2]

  • Lined by endothelium.
  • Blood in lumen.
  • +/-Fibrin in lumen.
  • +/-Solar elastosis - very common.[3]

DDx:

Sign out

Left Lower Lip Lesion, Excision:
     - Benign subcutaneous tissue with venous lake.
     - NEGATIVE for malignancy.

Block letters

SKIN LESION, RIGHT CHEEK, BIOPSY:
- VENOUS LAKE.
- SOLAR ELASTOSIS.
- NEGATIVE FOR NEVUS.

Micro

The sections show subcutaneous tissue with dilated vascular spaces. No significant atypia is seen. No overlying skin is present.

See also

References

  1. URL: http://dermatlas.med.jhmi.edu/derm/IndexDisplay.cfm?ImageID=-969536424. Accessed on: 13 August 2012.
  2. Weedon's Skin Pathology. 3rd Ed. P.895.
  3. 3.0 3.1 Busam, Klaus J. (2009). Dermatopathology: A Volume in the Foundations in Diagnostic Pathology Series (1st ed.). Saunders. pp. 551. ISBN 978-0443066542.