皮肤镜、皮肤共聚焦显微镜、皮肤超声联合观察靶样含铁血黄素沉积性血管瘤

2020-03-18 胡艺 安湘杰 曾敬思 临床皮肤科杂志

患者男,41 岁。

患者男,41 岁。

主诉:胸部紫黑色丘疹 1 个月,无痒痛。

现病史:患者 1 个月前无明显诱因于胸前出现一绿豆大紫黑色丘疹,周围为色稍浅的斑片,孤立存在,无自觉症状,未治疗,自觉 较前稍变大。

既往史、个人史、家族史:无特殊。

体格检查:患者一般情况良好,心、肺、腹未见明显异常,全身浅表淋巴结未触及明显增大。

皮肤科检查:胸部一约1cm×1cm大的孤立性靶形损害,中央紫黑色丘疹,质地软,表面光滑,周围呈环形紫色瘀斑样晕(图1)。

皮肤镜检查:近圆形均质紫红色背景中央可见多个紫黑色囊腔样结构,呈靶心样,边界清楚(图 2A、 B)。

皮肤超声检查:皮损中央处可及真皮中下部可见多个低-无回声区域(图 3A)。

皮肤共聚焦显微镜检查:中央皮损处真皮浅层可见较多明显扩张的囊腔,其内含大量红细胞,血流较快(图 3B、 C)。

皮损组织病理检查:真皮内见大量扩张的血管,血管内充血,大量红细胞外溢,部分血管内皮细胞向管腔内突出,呈鞋钉样(图4A~C)。

诊断:靶样含铁血黄素沉积性血管瘤。

治疗:手术切除皮损,目前在随访中。

简介:靶样含铁血黄素沉积性血管瘤(targetoid hemosiderotic he-mangioma, THH),又称鞋钉样血管瘤,最早于 1988 年由 Cruz 和 Aronburg 报告[1],是一种累及真皮浅、中层血管的具有靶样外观的良性皮肤血管肿瘤,病因及发病机制尚不清楚。本病青中年男性 多见,常发生于四肢(大腿多见)及躯干部位,偶见于口腔,皮损常为单发,多为后天获得。国内报道过 1 例为先天性且多发性 THH 患 者[2]。本病可能被误诊为色素痣、黑素瘤、皮肤纤维瘤等[3]。 本病需与血管角皮瘤相鉴别,THH 可见中部丘疹处真皮浅、中层不规则扩张的血管,基底朝向表皮。增生的血管壁较薄,并衬以 胞核突出、胞质少的内皮细胞,称鞋钉样细胞,常伴有红细胞外渗和含铁血黄素沉积,而血管角皮瘤除了真皮浅层微血管扩张明显 外,还有表皮过度增生,棘层肥厚[4]。本例患者采用多个皮肤影像学方法观察皮损。靶样含铁血黄素沉积性血管瘤皮肤镜下特征主要 有以下几方面:呈近圆形均质紫红色背景,中央可见不规则球状紫红色血管腔结构,呈靶心样模式,边界清楚。本例具有典型的皮肤 镜表现,但对于陈旧的,皮肤镜下非靶型的皮损,需警惕其他肿瘤,如黑素瘤的可能。 皮肤共聚焦显微镜主要观察表皮及真皮浅层的组织结构:中央皮损处可见真皮内明显扩张的血管,呈囊腔结构,其内含大量红 细胞,血流丰富。皮肤超声示皮损中央处可及真皮中下部多个低-无回声区域。 本例患者 3 种皮肤无创检测结果与组织病理结果是相符并互相印证的。综合来看,对于单个、孤立的紫色、红色丘疹应首选皮肤 镜检查,在皮肤镜下,皮损具有典型征象,图像直观,便于基层医院开展。但皮肤镜下若结构不典型,可选用共聚焦显微镜对皮损进行 组织结构的观察,排除黑色素瘤等其他疾病,超声可辅助观察皮损的深度及囊实性。今后在临床工作中遇到类似病例,可首选皮肤无 创影像学检查辅助诊断,必要时再行组织病理检查。

参考文献略。

原始出处:

胡艺,安湘杰,曾敬思,黄长征.皮肤镜、皮肤共聚焦显微镜、皮肤超声联合观察靶样含铁血黄素沉积性血管瘤[J].临床皮肤科杂志,2019,48(01):3-5.

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    2020-09-07 570547969

    学到了,收获很大!

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    2020-04-22 tulenzi
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仅凭MRI平扫,如何鉴别肝囊肿与血管瘤?

如何充分利用MRI技术的多种优势,在平扫上加以鉴别呢。

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上皮样血管瘤(EH)是一种少见的先天性血管性疾 病。本病主要表现为皮肤或皮下的红色至棕色丘疹或 结节,最常发生于头部和颈部,躯干、四肢、外生殖器、 唇部及口腔黏膜发病少见。EH 更常见于亚洲人群

NEJM:全基因组测序揭示脑面血管瘤病血管痣的突变基因

一例脑面血管瘤病患儿的皮肤及颅内影像资料 脑面血管瘤病是一种罕见的先天性神经皮肤发育障碍,其临床表现包括:三叉神经眼支支配区域的红葡萄酒色状血管斑、大脑软脑膜和脉络膜静脉毛细血管异常、青光眼、癫痫发作、卒中和智力障碍。曾有假说认为体细胞嵌合突变破坏血管发育是导致脑面血管瘤病和葡萄酒色素痣的原因,其严重程度和影响范围取决于发育过程中发生突变的时间点。迄今为止,此类突变尚未被证实。 该研究将3名脑