Table 1.

Treatment plans using various kinds of applicators or catheters

Applicators or catheters	# treatment plans	Prescribed dose (Gy)	Method of optimizing dose distribution
Cylinder	16	6	Dose point optimization to 5 mm under vaginal surface
Tandem/ovoid	17	6	Manchester system
Combination-brachytherapy	9	6	Inverse planning based on dose–volume histogram and graphical optimization
Multiple interstitial needle applicators	8	6
Surface-mold for scalp tumor	5	2–2.5	Dose point and graphical optimization