PetechiaeR23.3
Synonym(s)
Non-palpable Purpura; Petechia
DefinitionThis section has been translated automatically.
Descriptive term for small (<1.0 cm) non-palpable bleedings into the skin ( purpura ).
Differential diagnosisThis section has been translated automatically.
Thrombocytopenia (<50,000/mm3)
Thrombocyte dysfunction (e.g. when taking aspirin)
Pressure increases in the vascular system
Disturbances of vascular density(Purpura pigmentosa progressiva, UV-damaged atrophic skin of the elderly)
Early efflorescences in immunocomplex vasculitis: IgA1 vasculitis, IgG/IgM vasculitis, cryoglobulinemic vasculitis, vasculitis in collagenosis
Non-vasculitic hemorrhagic exanthema: Early hemorrhagic drug exanthema, early efflorescences in pityriasis lichenoides et varioliformis; Purpura pigmentosa progressiva;