Table 2. Physician-diagnosed otological problems in 336 divers who sought a medical opinion; one respondent did not provide additional detail .

Physician diagnosis	n
Outer ear infection / otitis externa	147
Middle ear infection / otitis media	79
Middle ear barotrauma	46
Tympanic membrane / eardrum rupture	41
Inner ear barotrauma / round or oval window rupture	12
Inner ear decompression sickness	6
External ear canal superficial vessel rupture	5
Total	336