Investigation of choice for nasopharyngeal angiofibroma ?
Correct Answer: CT- contrast
Description: Ans. is 'd' i.e., CT contrast Investigations of JNA Following investigations are used in JNA :? Soft tissue lateral film of nasopharynx :- shows soft tissue mass in the nasopharynx. X-rays paranasal sinus and base of skull :- findings have been explained in previous explanation. CT scan of head with contrast :- is the investigation of choice. It shows the extent of tumour, bony destruction, or displacement. Anterior bowing of the posterior wall of maxillary sinus (antral sign or Holman-Miller sign) is pathgnomic of JNA. MRI complementory to CT when soft tissue extensions are present intracranially, in infratemporal foss or in orbit. Carotid angiography :- shows extension of tumor, its vascularity and feeding vessels. Biopsy should be avoided as it can cause severe bleeding.
Category:
ENT
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now