Mastoid tip is involved in
Bezold abscess can occur following acute coalescent mastoiditis when pus breaks through the thin medial side of the tip of the mastoid and present as a swelling in the upper pa of the neck. (Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no. 87)
Bezold abscess
Luc abscess
Citelli abscess
Parapharyngeal abscess
Ear