Microvascular occlusion | |
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Specialty | Dermatology |
Microvascular occlusion refers to conditions that can present with retiform purpura.[1] It has been suggested that phenylephrine may be a cause.[2]
Microvascular occlusions appears as bland necrosis without inflammation and retiform purpura.[3]
Microvascular occlusions can be caused by heparin-induced thrombocytopenia, cryoglobulinemia, angioinvasive organisms, embolization, disseminated intravascular coagulation, livedoid vasculopathy, cell occlusion syndromes, and iatrogenic causes.[3]
The outcomes of microvascular occlusions are usually influenced by the degree, length, nature of the underlying cause, and prompt and effective treatment.[3]