PASH

(redirected from pseudoangiomatous stromal hyperplasia)
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Related to pseudoangiomatous stromal hyperplasia: pseudoaneurysm

PASH

Pseudoangiomatous stromal hyperplasia. A benign proliferation of fibroblasts and myofibroblasts with numerous intersecting slit-like spaces in a densely hyalinised stroma, which simulates a low-grade angiosarcoma.
References in periodicals archive ?
The remaining lesions included fibroadenomas, hemangioma, duct ectasia, pseudoangiomatous stromal hyperplasia, fat necrosis, and intramammary lymph nodes.
Interestingly, one-fourth of all the benign biopsies had columnar cell lesions, alone or associated with pseudoangiomatous stromal hyperplasia or other proliferative changes such as usual ductal hyperplasia.
Pseudoangiomatous stromal hyperplasia of the breast: sonographic features with histopathologic correlation.
Nodular pseudoangiomatous stromal hyperplasia of mammary stroma in a case showing rapid tumor growth," Breast Cancer, vol.
The appearances were consistent with pseudoangiomatous stromal hyperplasia
Pseudoangiomatous stromal hyperplasia is a benign lesion, formed by myofibroblasts, which involves the intralobular and interlobular stroma.
Pseudoangiomatous stromal hyperplasia is a benign proliferative lesion composed of anastomosing empty, slitlike pseudovascular spaces lined by myofibroblasts that resemble endothelial cells set in a dense collagenous stroma.
Pseudoangiomatous stromal hyperplasia in lesions involving anogenital mammary-like glands.
10) Similarly, pseudoangiomatous stromal hyperplasia (PASH), which represents the other end of the spectrum of the myofibroblastic lesions, also exhibits foci of increased cellularity with a fascicular arrangement of myofibroblasts resembling the bland spindle cell metaplastic carcinoma.
Pseudoangiomatous stromal hyperplasia is a widely accepted term, but it does not reflect this entity's true histogenesis.
Pseudoangiomatous stromal hyperplasia (PASH) of the breast was first described in the English literature by Vuitch et al in 1986.