Anastomosing hemangioma of the kidney

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Anastomosing hemangioma a rare benign vascular tumour that is typically in the kidney and may mimic angiosarcoma.[1]

General

  • Rare - case reports.

Microscopic

Features:

  • Vascular tumour characterized by vessels that fuse/join (anastomose).
    • +/-Hobnail morphology

Note:

  • Tumour may extend into surrounding adipose tissue.

DDx:

See also

References

  1. Montgomery, E.; Epstein, JI. (Sep 2009). "Anastomosing hemangioma of the genitourinary tract: a lesion mimicking angiosarcoma.". Am J Surg Pathol 33 (9): 1364-9. doi:10.1097/PAS.0b013e3181ad30a7. PMID 19606014.