A 46-year-old man from Egypt presents with painless gross hematuria, weight loss, and dysuria. Vital signs: BP 128/82, HR 92, RR 18, Temp 37.2°C, SpO2 98%. Cystoscopy reveals a bladder mass; biopsy confirms squamous cell carcinoma. Urine microscopy demonstrates terminal-spine eggs. Serology is negative for hepatitis B. Which infectious agent is most strongly associated with this malignancy?
- A)Adenovirus 11
- B)Schistosoma mansoni
- C)Human papillomavirus 16
- D)Clonorchis sinensis
- E)Schistosoma haematobiumGABARITO
Explicação
Schistosoma haematobium is correct. Chronic urinary tract schistosomiasis causes inflammation and fibrosis of the bladder and is strongly associated with squamous cell carcinoma of the bladder. Endemic exposure in Africa and the Middle East with painless hemat... Ver explicação completa e trilha adaptativa →