This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Radiology
This special investigation is known as: 
Select and explain. 
A. CBCT, B. Scanogram, C. Orthopantomogram, D. Stenvers view
C: Orthopantomogram
Answer: C: Orthopantomogram 
Explanation: Ans. C OrthopantomogramIt is a panoramic or wide view radiograph of the lower face or dental skeleton. Apart from pathologies of teeth it is also used to study the temporomandibular joint.