A 40-year-old Sudanese man presents with chronic haematuria. Cystoscopy reveals a mass in the bladder dome. Biopsy shows squamous cell carcinoma. Blad...

Question

A 40-year-old Sudanese man presents with chronic haematuria. Cystoscopy reveals a mass in the bladder dome. Biopsy shows squamous cell carcinoma. Bladder wall sections also show calcified Schistosoma haematobium eggs. What is the IARC classification of S. haematobium with respect to bladder cancer?

Accepted Answer

Group 1 (carcinogenic to humans)

Answer

Group 2A (probably carcinogenic)

Answer

Group 2B (possibly carcinogenic)

Answer

Group 3 (not classifiable)

Answer

Not evaluated by IARC

uk-dtmh MCQ (SBA): Schistosomiasis and Bladder Cancer

A 40-year-old Sudanese man presents with chronic haematuria. Cystoscopy reveals a mass in the bladder dome. Biopsy shows squamous cell carcinoma. Bladder wall sections also show calcified Schistosoma haematobium eggs. What is the IARC classification of S. haematobium with respect to bladder cancer?