August Bier, 1898
Beer stainsI99
HistoryThis section has been translated automatically.
DefinitionThis section has been translated automatically.
Anemic patches when an extremity, especially the hands and forearms in the acrocyanotic skin area, is left hanging down. In rare cases, the vasospastically induced Biers patches can be combined with unilateral telangiectasias (Tan Cheng et al. 2011 - see also Naevus anaemicus).
EtiopathogenesisThis section has been translated automatically.
Vegetative spasms.
Differential diagnosisThis section has been translated automatically.
Vitiligo (localized non-variable depigmentation)
Pityriasis versicolor (mainly in seborrhoeic zones; no acute variability in the depigmentation)
Post-inflammatory hypopigmentation (preceding inflammatory dermatosis)
Naevus anaemicus (localized non-variable depigmentation)
(Note: this article was created by Dr. med. Katrin Mihalics)
TherapyThis section has been translated automatically.
Not required.
LiteratureThis section has been translated automatically.
- Mahajan VK et al. (2015) Beer spots: An uncommon cause of mottled skin. Indian Dermatol Online J 6:128-129.
- Tan Cheng et al (2011) Unilateral nevoid telangiectasias superimposed on Bier spots: another example of vascular twin spots. JDDG 9: 389-390