Category: Procedures-62 For the PA projection of mandibular rami, which of the following apply?

A 60-year-old male is diagnosed with a clival chordoma, a tumor involving the clivus, which affects nearby cranial nerves. Which cranial fossa contains the clivus, and which bones contribute to its formation?

Category: Patient Care-2 Which of the following is a benign tumor arising from Schwann cells of the eighth cranial nerve?

A 68-year-old man presents with bradykinesia, resting tremor, and postural instability. MRI reveals loss of dopaminergic neurons in the substantia nigra. Which brain region contains the substantia nigra?

A 45-year-old woman presents with sudden weakness on the right side of her face. She is unable to close her right eye or smile on that side. She also reports increased sensitivity to sound in her right ear. Examination confirms facial droop involving both the forehead and lower face on the right side. Which cranial nerve is most likely affected?

Category: Procedures-10 For the double-contrast UGI examination with the patient recumbent, which projection produces the best image of the fundic portion of the stomach?

Category: Image Production-35 Using a variable kVp technique chart, each centimeter increase in patient thickness requires what adjustment in kilovoltage?

An infant presents to a pediatrician for a routine head shape evaluation. The anterior fontanelle is still open, and the physician uses the midpoint of the frontal-nasal junction as a reference point for cranial measurement.

Category: Procedures-32 A radiographic image of the cranium is obtained utilizing the Towne method. All of the following structures will be demonstrated EXCEPT the: 

A 28-year-old construction worker is struck on the side of the head by a metal pipe. He briefly loses consciousness, then appears lucid. Two hours later, he becomes unresponsive. A CT scan reveals a lens-shaped hematoma that does not cross suture lines. Which of the following best describes this injury?