Table 1.

Clinical characteristics of each patient diagnosed with skull base osteomyelitis: gender, age, comorbid diseases, initial and final diagnosis, side of infection, and hospitalization time

Patient #	Gender	Age	Comorbid diseases	Initial diagnosis	Final diagnosis	Side of infection	Hospitalization time
1	F	59	Diabetes Adison–Biermer anemia Allergic rhinitis	Otitis externa	Malignant otitis externa. Skull base inflammation	L	92
2	M	60	Diabetes	Petrous apicitis	Petrous apex abscess. Skull base inflammation	R	75
3	F	65	Diabetes	Skull base inflammation	Skull base inflammation	R	16
4	M	81	–	Skull base inflammation	Skull base inflammation	L	59
5	F	61	–	Chronic otitis media	Skull base inflammation	L	3
6	M	83	–	Malignant otitis externa	Malignant otitis externa	L	12
7	F	32	Diabetes	Chronic otitis media	Chronic otitis media. Skull base inflammation	L	8