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Case of the Week

2021-24/ June 14

Contributors:  Ingrid Tam and Nick Baniak

A teenage female with hematuria and a 3.7 cm bladder mass on computerized tomography underwent transurethral resection.

Click on the below thumbnails to enlarge photos.

5 photo(s) Updated on: June 12, 2021


1.  What is the correct diagnosis?

a. Pseudosarcomatous myofibroblastic proliferation/neoplasm of the GU tract

b. Nodular fasciitis

c. Inflammatory myofibroblastic tumour

d. Rhabdomyosarcoma

e. Sarcomatoid urothelial carcinoma

2.  What molecular aberration is this lesion associated with?

a. USP6 mutation

  b. ALK rearrangement

        c. ROS1 mutation

        d. ETV6 rearrangement

        e. TP53 mutation

About GUPS

The Genitourinary Pathology Society (GUPS) was formed with the vision of advancing the care of patients with urologic diseases through enhancements of best practices, research, and education in the subspecialty of Urological Pathology.

GUPS is an official Companion Society of the United States and Canadian Academy of Pathology (USCAP).



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