月归档:四月 2013

Chorangioma 绒毛膜血管瘤8

High power view of the previous slide showing evenly spaced vessels in a fibroblastic matrix.

发表在 未分类 | 留下评论

Chorangioma 绒毛膜血管瘤7

Another example of placental chorangioma. Some cases contain cavernous vessels (as seen here) instead of capillary size vascular channels.

发表在 未分类 | 留下评论

handwriting 书法42

发表在 未分类 | 留下评论

Chorangioma 绒毛膜血管瘤6

Higher power view showing cytologic features of lining endothelial cells in a chorangioma of the placenta. Mitotic figures are occasionally seen. However, these tumors are benign.

发表在 未分类 | 留下评论

Chorangioma 绒毛膜血管瘤5

Intermediate power view of the previous case showing vascular channels

发表在 未分类 | 留下评论

handwriting 书法41

发表在 未分类 | 留下评论

Chorangioma 绒毛膜血管瘤4

Chorangiomas usually consist of capillary size vessels as seen in this image. The involved villi are greatly expanded and covered by attenuated trophoblastic lining

发表在 未分类 | 留下评论

书法43

发表在 未分类 | 留下评论

Chorangioma 绒毛膜血管瘤3

Cut surface of the previous image shows a large (almost 5.0 cm) chorangioma contained within the substance of the placenta. Image courtesy of Dr. Jean-Christophe Fournet, Paris, France; humpath.com; Used with permission

发表在 未分类 | 留下评论

handwriting 书法40

发表在 未分类 | 留下评论