Table 2.

Preferred technique according to key practical considerations.

Key Practical Considerations/Clinical Indications	Preferred Technique	Supporting Studies
Diagnostic accuracy (e.g., root fractures, implant misfits)	P tech	[11,14]
Bone level measurement for digital subtraction radiography	P tech	[20]
Tooth length/root length/crown–root ratio estimation	P tech	[4,10,27,29,30]
	No difference	[12]
Periapical lesion size measurement	P tech	[24]
	No difference	[23]
Visibility of incisive foramen	P tech	[7]
Radiation dose absorbed by thyroid and other organs	P tech	[19,25,26]
Practice preference (from four survey studies)	P tech	[17,21,22]
	B tech	[8]
Radiographic error rate/reject rate	P tech	[13,15,18,31]
	B tech (for low palatal height)	[9]