Skin biopsy showed multiple irregular, dilated, endothelium-lined vascular channels surrounded by a single to a few layers of glomuscells in the lower dermis and subcutaneous tissue.
真皮下部及皮下组织见大量纡曲扩张血管腔，管壁内衬一层血管内皮细胞，其外有一层至数层血管球细胞。
2
Specialized aggregates of smooth muscle cells found between arterioles and venules are called glomus bodies.