What dose do you use for T2 anal squamous cell carcinomas measuring greater than 3cm?

These dose questions are very difficult to answer. 50.4Gy and 54Gy are both acceptable answers to this question. Most academic centers use their own data to justify the doses that they use. To give you an example, when I started my career at MD Anderson in the 3-D era, every patient got 55Gy. When w...

I have on one occasion, for a patient with a well-lateralized 4.5 cm anal carcinoma (with a 4 cm involved contralateral internal iliac node with marked PET/CT FDG avidity and biopsy-proven) started treatment by inserting an "anal obturator" (a 10 cc syringe filled with wax) and used an IGRT-IMRT tec...