CASE 12: Male adult patient with pelvic palpable mass. History described below

This next case was presented to me with a history of recurrent urinary infections and a palpable mass in pelvic area. According to age (mid 50´s), an enlarged prostate was suspected.

Here is the Ultrasound:

 

Patient was dissmissed with antibiotic theraphy an CT follow up according to my recommendation, only that CT was conducted yesterday. The US was made 4 months ago. Here are the relevant CT slinces:

Medical record indicates that patient had Penile cancer and a penectomy was done with a perineal urethrostomy a few months ago.



Findings and differentials please.