A 16-year-old male complains of nasal obstruction and recurrent epistaxis for several months. On CT scan of Nose and Paranasal Sinuses, an enhancing mass is seen in the nasopharynx with minimal extension into sphenoid sinus and no lateral extension. What is the stage of this lesion?
Correct Answer: IB
Description: Session's/ Radowski staging for Juvenile Nasopharyngeal angiofibroma Stage I Stage I a Limited to nasal cavity / nasopharynx Stage I b Extension into one or more sinuses. Stage II Stage II a Minimal extension into pterygopalatine fossa pterygomaxillary fissure. Stage II b Fills pterygomaxillary fossa, bowing the posterior wall of maxillary antrum anteriorly extending into the orbit the inferior orbital fissure without orbital erosion. Stage II c Infratemporal fossa extension without check or pterygoid plate involvement. Stage III Stage III a Erosion of skull base (middle cranial fossa or pterygoids) with minimal intracranial spread. Stage III b Erosion of skull base with intracranial extension with or without cavernous sinus involvement.
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