Table 4. Numbers of Otology Outpatients Sorted by Anatomical Part and Main Diagnosis

Anatomical Part	Main Diagnosis	No. of Patients		%
External ear & Tympanic membrane	Otitis externa	14	18	1.6%	2.0%
	Myringitis	2		0.2%
	the other external ear diseases	2		0.2%
Middle ear	Otitis media	46	91	5.2%	10.3%
	Eustachian tube dysfunction	45		5.1%
Inner ear	Meniere's symdrome	56	698	6.4%	79.3%
	Benign paroxysmal positional vertigo	27		3.1%
	Sudden sensorineural hearing loss	113		12.8%
	Vestibular Neuritis	12		1.4%
	Tinnitus	388		44.1%
	Hearing loss (except for SSNHL)	24		2.7%
	Dizziness or giddiness	76		8.6%
	the other inner ear diseases	2		0.2%
the Other	Otalgia	71	73	8.1%	8.3%
	Disorder of ear, unspecified	2		0.2%