This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Tumors of Ear, Subject name: ENT
All are true about Glomus jugulare tumours except: 
Select and explain. 
A. Common in females, B. Causes conductive deafness, C. It is a disease of infancy, D. It invades labyrinth, petrous pyramid and mastoid
C: It is a disease of infancy
Answer: C: It is a disease of infancy 
Explanation: (c) It is a disease of infancy(Ref. Scott Brown, 8th ed., Vol 2 page 1303)Glomus is seen most commonly in middle age (40 - 50 yrs) usually in females. It presents with conductive deafness and pulsatile tinnitus.It is a benign but locally invasive tumour and can invade mastoid, labyrinth, petrous pyramid, jugular foramen, Eustachian tube and middle/posterior cranial fossa.